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For the Inventor, By the Inventor

Tokyo, Japan

Hisashi Seki

This inventor holds 8 USPTO granted patents and 1 EPO patent. Top assignee: Sumitomo Electric Industries, Limited. Active years: 1997-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisashi Seki. Retrieved from https://idiyas.com/inventor/hisashi-seki

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 100.0


Average Co-Inventor Count = 5.9

ph-index = 5

Forward Citations = 66(Granted Patents)


Location History:

  • Hachioji, JP (1999)
  • Tokyo, JP (1997 - 2002)

Company Filing History:

goldMedal8 out of 10,652 
 
Sumitomo Electric Industries, Limited
 patents

Years Active: 1997-2002

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8 patents (USPTO):Explore Patents
1. 6387722 - Methods for preparing an epitaxial wafer having a gallium nitride epitaxial layer deposited on a semiconductor substrate (2002-05-14),
2. 6270587 - Epitaxial wafer having a gallium nitride epitaxial layer deposited on semiconductor substrate and method for preparing the same (2001-08-07),
3. 6031252 - Epitaxial wafer and method of preparing the same (2000-02-29),
4. 5970314 - Process for vapor phase epitaxy of compound semiconductor (1999-10-19),
5. 5864573 - Epitaxial wafer and compound semiconductor light emitting device, and (1999-01-26),
6. 5843590 - Epitaxial wafer and method of preparing the same (1998-12-01),
7. 5756374 - Compound semiconductor light emitting device and method of preparing the (1998-05-26),
8. 5665986 - Compound semiconductor light emitting device and method of preparing the (1997-09-09),

Title: The Innovative Mind of Hisashi Seki

Introduction: Hisashi Seki is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: His recent patents include advancements in robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Seki has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized industries worldwide.

Collaborations: Hisashi Seki has collaborated with top companies, such as tech giants and automotive manufacturers, to bring his inventions to the market, solidifying his reputation as a visionary inventor.

Conclusion: Hisashi Seki's passion for innovation and relentless pursuit of excellence continue to inspire the next generation of inventors, leaving a lasting impact on the world of technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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