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I simply enjoy creatively putting new ideas into words.

Willibald Hiemer

Dipl.-Ing. (Univ.) Mechanical Engineering
Patent Professional

+49 89 69 39 21-0hiemer@pruefer.eu

Professional career

BIOGRAPHY:
Willibald Hiemer has been working for Prüfer & Partner since 2008. Prior to that, he was employed in the medical technology industry as a representative for Regulatory Affairs and Patents at KREUZER GmbH + Co. oHG and TRUMPF Medizin Systeme GmbH + Co. KG. Willibald Hiemer also worked as a development engineer in the automotive supply industry at Webasto AG Fahrzeugtechnik and Webasto Karosseriesysteme GmbH.
He studied general mechanical engineering at the Technical University of Munich.

LANGUAGES:
German, English

Specialist areas of activity

ACTIVITIES:

  • patent applications (including opposition and appeal proceedings) before the DPMA and the EPO
  • opposition proceedings against third party patents
  • FTO investigations

AREAS OF EXPERTISE:

  • patent applications and issue procedures in the fields of:
    • medical technology
    • machine tools
    • automotive engineering
    • electrical equipment
    • general mechanical engineering

Publications and memberships

Publications

No publications

Memberships

No memberships

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Each case is different, each idea is worth being treated individually

Dr. Peter Klein

Dr. rer. nat., Dipl.-Phys.
German Patent Attorney, European Patent Attorney,
European Trademark & Design Attorney
Registered Representative before the Unified Patent Court

+49 89 69 39 21-0klein@pruefer.eu

Professional career

BIOGRAPHY:
Dr. Peter Klein has been working as a patent attorney at Prüfer & Partner since 2004. He joined Prüfer & Partner as trainee in 2004.
Prior to this, he worked as a project coordinator at the University of Dortmund for the microsensor technology alliance NRW.
He received his Ph.D. in physics from LMU Munich. Dr. Peter Klein worked as research assistant at the semiconductor laboratory of the Max Planck Institutes for Physics and Extraterrestrial Physics. Previously, he worked as a system programmer at Rohde & Schwarz GmbH & Co. KG.
He studied physics and computer science at LMU Munich.

LANGUAGES:
German (mother tongue), English, French

Specialist areas of activity

ACTIVITIES:

  • Many years of experience in advising clients on the protection of technical innovations
  • Patent drafting
  • Patent prosecution, opposition and appeal proceedings before the German Patent and Trademark Office (DPMA), the German Federal Patent Court (BPatG), and the EPO
  • Expert opinions on validity and infringement

AREAS OF EXPERTISE:

  • semiconductor devices (design, simulation, manufacturing technology, etc.)
  • additive manufacturing
  • medical technology (especially ophthalmic devices and orthopaedic technology)
  • sensor technology
  • computer-implemented inventions

Publications and memberships

Publications

“Design and Performance of Semiconductor Detectors with Integrated Amplification and Charge Storage Capability”, Nucl. Instr. and Meth. A305 (1991) 517…

“Study of a DEPJFET pixel matrix with continuous clear mechanism”, Nucl. Instr. and Meth. A392 (1997) 254…

“First Measurements on a DEPFET Active Pixel Matrix for X-Ray Imaging Spectroscopy”, Proc. SPIE Vol. 4013 (2000), p. 605-611

i.a.

Memberships

Chamber of Patent Attorneys
epi – European Patent Institute
FICPI – International Federation of Intellectual Property Attorneys
VPP – Association of Intellectual Property Experts
AIPPI – International Association for the Protection of Intellectual Property

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Man, life’s going to keep pushing you around, but you have to keep playing.
in "A simple life" from Min Jin Lee

Dr. Ok Joo Lee

B.S., M.S. und Dr. rer.nat.
(Pohang University of Science and Technology, POSTECH, Korea)
Korean Patent Attorney

+49 89 69 39 21-0lee@pruefer.eu

Professional career

BIOGRAPHY:
2006-2017 Patent Examiner at the Korean Intellectual Property Office (KIPO)
2018-2019 Litigation performer at KIPO
2015 Admission as a Korean Patent Attorney
Dr. Ok Joo Lee has been working as a patent professional at Prüfer & Partner since February 2022. She mainly handles patent prosecution before the European Patent Office.
She worked as a patent examiner and as a litigation performer at KIPO. Prior to her work at KIPO, she held the following scientific and technical positions: she was employed at LG Chem (now LG Energy Solution, Korea) in the lithium secondary battery department; as a researcher in the field of block copolymers at the Max-Planck-Institute for polymer research (Germany); researcher in the field of organic thin film transistors at the Electronics and Telecommunications Research Institute (Korea).
She studied chemical engineering at POSTECH (Korea) and completed her Ph.D. degree there in an electronic material processing program.

LANGUAGES:
Korean (mother tongue), English, Japanese, German (basic knowledge)

Specialst areas of activity

ACTIVITIES:

  • Dr. Ok Joo Lee mainly handles patent prosecution before the European Patent Office.

AREAS OF EXPERTISE:

  • Secondary batteries
  • Polymer film
  • Photoresist
  • Inorganic materials/particles and their processing
  • Nanomaterials
  • Electroplating
  • Metal alloy
  • Organic thin film transistor
  • Bioprocessing technology

Publications and memberships

Publications

OJ Lee et al., Macromo. Res., 24(10), 2016, pp. 851-855

DH Kim, OJ Lee et al., J. Nanosci. Nanotech., 6(12) 2006, pp. 3871-3876(6)

PS Lee, OJ Lee, Chem. Mat., 2005 17, pp. 6181-6185

OJ Lee et al., Syn. Met., 2005 148(3) pp.263-266

OJ Lee et al., Appl. P. Letters, 82, 2003, pp. 3770-3772

OJ Lee et al., MRS, 2003 pp. 41-46

OJ Lee et al., Appl. Physics A, 2003 75, pp. 599-602

OJ Lee et al., J. Noncrystalline Solids, 2002 298(2-3) pp. 287-292 SH Jeong,

OJ Lee et al., Chem. Mat., 2002 14(4) pp. 1859-1862

Memberships

No memberships

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Never stop asking.
Albert Einstein

Alexander Lehmann

Dipl.-Phys. (Univ.), Master of Laws
Patent Attorney, European Patent Attorney,
European Trademark & Design Attorney
Registered Representative before the Unified Patent Court

+49 89 69 39 21-0lehmann@pruefer.eu

Professional career

BIOGRAPHY:
Alexander Lehmann has been working in intellectual property law since 1991, as a patent attorney since 1995 and as a partner at Prüfer & Partner since 2008. Before training to be a patent attorney, he gained practical experience in the automobile industry. He studied physics at the Technical University of Munich (TUM) and gained his Master of Laws (LL.M.) in European intellectual property law at the University of Hagen.

LANGUAGES:
German (mother tongue), English (business fluent), French (basic knowledge)

Specialist areas of activity

ACTIVITIES:

  • Filing and examination processes for patents, trademarks, designs (registered designs)
  • litigation procedures in patent, trademark and design matters (appeal, opposition, cancellation, nullity, invalidity and infringement proceedings)
  • representation of clients before the German Patent and Trademark Office, the European Patent Office, the Federal Patent Court, the Federal Supreme Court (in nullity proceedings), the European Union Intellectual Property Office (EUIPO) and the World Intellectual Property Organization (WIPO)
  • Cooperation in IP litigation proceedings before the German civil courts
  • expert opinions
  • (licence) contracts and agreement

AREAS OF EXPERTISE:

  • mechanical engineering and mechanics of all kinds
  • automotive technology
  • electrical engineering, electro-mechanics
  • physics (including optics and semiconductor technology)
  • power engineering and energy technology

Publications and memberships

Publications and memberships

No publications

Memberships

Chamber of German Patent Attorneys
Federal Association of German Patent Attorneys
VPP – Association of Intellectual Property Experts
epi – European Patent Institute
FICPI – International Federation of Intellectual Property Attorneys
INTA – International Trademark Association

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Building bridges – between technology, law, people and cultures.

Naoko Ritter

Dipl.-Phys., Bachelor of Science
Patent Professional

+49 89 69 39 21-0ritter@pruefer.eu

Professional career

BIOGRAPHY:
Naoko Ritter has been working for Prüfer & Partner since 2011.
Before that, she worked as a patent engineer at a patent attorney’s office in Tokyo.
After studying physics at the University of Hamburg, she also worked as a research associate at the Institute of Laser Physics in Hamburg. Before working as a development engineer at the Research Centre for Semiconductor Technology at Toshiba Co. in Japan, she studied physics at the University of Sophia in Tokyo.

LANGUAGES:
Japanese (mother tongue), German, English

Specialist areas of activity

ACTIVITIES:

  • patent issue proceedings before the EPO and DPMA
  • participating in opposition proceedings and infringement proceedings

AREAS OF EXPERTISE:

  • Patent prosecution in the fields of:
    • semiconductor technology (components, manufacturing processes, manufacturing machines)
    • electronic components
    • optics, laser technology
    • medical technology
    • mechanics/mechanical engineering (automotive engineering, industrial equipment)
    • computer-related inventions

Publications and memberships

Publications

“Hot Electron Injection Characteristics in Asymmetrically Structured Submicron MOSFETs“, Jap. J. of Appl. Phys. Let., Vol.28, No.1, p.21, 1989

“A Surrounding Gate Transistor (SGT) Cell for 64/256 Mbit DRAMs“, IEEE Proceedings of the IEDM (International Electron Devices Meeting), p.23, 1989

Memberships

No memberships

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Bringing patents to grant is more enthralling than any detective story.

Bernhard Scheuvens

Dipl.-Ing. Electrical Engineering
European Patent Attorney

+49 89 69 39 21-0scheuvens@pruefer.eu

Professional career

BIOGRAPHY:
Bernhard Scheuvens has been working at Prüfer & Partner in intellectual property rights protection since 2002 and has been a European Patent Attorney since 2006.
Prior to that, he pursued a teaching career and was also involved in electronics development and documentation.
He studied electrical engineering at RWTH Aachen University.

LANGUAGES:
German, English, French, Italian, Spanish

Specialist areas of activity

ACTIVITIES:

  • Preparation of new applications and notices of opposition
  • Responding to office actions and oppositions
  • Oral proceedings
AREAS OF EXPERTISE:

Patent granting, opposition and appeal proceedings in the fields of:

  • electrical engineering (in particular semiconductor technology and semiconductor circuits)
  • high frequency technology (circuits and components)
  • sensors and measurement technology
  • optoelectronics
  • medical technology
  • additive manufacturing processes
  • computer-related inventions

Publications and memberships

Publications and memberships

No publications

Memberships

epi – European Patent Institute

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My motivation is always to have something new on the table.

Sophia Steinmüller

B.Sc. Physics, M.Sc. Geophysics
European Patent Attorney

+49 89 69 39 21-0steinmueller@pruefer.eu

Professional career

BIOGRAPHY:
Sophia Steinmüller has been working for Prüfer & Partner since 2013.
In addition, she worked at the German Alpine Club in the field of applied research on safety issues from 2013-2015.
She studied physics and geophysics at Ludwig-Maximilians and Technical University of Munich.
During her studies, she completed an industrial internship at TÜV Süd AG in the field of radiation protection and environmental engineering.

LANGUAGES:
German, English, French (basic knowledge), Italian (basic knowledge)

Specialist areas of activity

ACTIVITIES:

  • patent issue proceedings
  • participating in patent litigations

AREAS OF EXPERTISE:

  • physics
  • geophysics
  • additive manufacturing

Publications and memberships

Publications

No publications

Memberships

No memberships