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For the Inventor, By the Inventor

Kanagawa, Japan

Yoshiaki Yamamoto

This inventor holds 86 USPTO granted patents and 4 published patent applications and 20 EPO patents, primarily in Semiconductor Devices (CPC class C07C209-68). Top assignees: Semiconductor Energy Laboratory Co., Ltd., Mitsubishi Gas Chemical Company, Inc., Nec Corporation. Active years: 1998-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiaki Yamamoto. Retrieved from https://idiyas.com/inventor/yoshiaki-yamamoto

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

USPTO Granted Patents = 86 

% Patents Active = 57.0

 

Average Co-Inventor Count = 2.6

ph-index = 12

Forward Citations = 507(Granted Patents)

Forward Citations (Not Self Cited) = 483(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Saitama, JP (2002)
  • Kohriyama, JP (2005)
  • Kawasaki, JP (2010)
  • Atsugi, JP (2007 - 2013)
  • Handano, JP (2013)
  • Adachi, JP (2011 - 2014)
  • Hadano, JP (2008 - 2016)
  • Niigata, JP (2006 - 2017)
  • Chigasaki, JP (2014 - 2017)
  • Hitachinaka, JP (2018)
  • Ibaraki, JP (2018)
  • Katsushika-ku, JP (2018 - 2019)
  • Tokyo, JP (1998 - 2022)
  • Kanagawa, JP (2006 - 2024)

Company Filing History:

goldMedal45 out of 16,652 
 
Semiconductor Energy Laboratory Co., Ltd.
 patents
silverMedal16 out of 2,304 
 
Mitsubishi Gas Chemical Company, Inc.
 patents
bronzeMedal6 out of 36,684 
 
Nec Corporation
 patents
4. 5 out of 7,654 
 
Renesas Electronics Corporation
 patents
5. 4 out of 2,467 
 
Nec Electronics Corporation
 patents
6. 3 out of 2,817 
 
Komatsu Corporation
 patents
7. 3 out of 75 
 
Komatsu Zenoah Co.
 patents
8. 3 out of 447 
 
Ulvac, Inc.
 patents
9. 2 out of 16,602 
 
Mitsubishi Electric Corporation
 patents
10. 2 out of 68 
 
Photonics Electronics Technology Research Association
 patents
11. 1 out of 387 
 
Denka Company Limited
 patents
12. 1 out of 16,458 
 
Fuji Photo Film Company, Limited
 patents
where one patent can have more than one assignee

Years Active: 1998-2026

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Areas of Expertise:
Semiconductor Device
Optical Material
Laser Irradiation
SOI Substrate
Vacuum Processing
Adhesive Composition
Ion Beam Irradiation
Isomerization Method
Electronic Device
Laser Treatment
Primary Amines
Optical Semiconductor
86 patents (USPTO):Explore Patents
1. 12729320 - Anti-reflection substrate (2026-09-08),
2. 12116510 - Hot melt adhesive composition, adhesive tape, and method for producing adhesive tape (2024-10-15),
3. 11901162 - Vacuum processing apparatus and method of cleaning vacuum processing apparatus (2024-02-13),
4. 11349410 - Series multiplex inverter (2022-05-31),
5. 11183948 - Series multiplex inverter (2021-11-23),
6. 11078363 - Optical material composition (2021-08-03),
7. 10982094 - Optical material composition (2021-04-20),
8. 10767015 - Optical material composition and optical material (2020-09-08),
9. 10508173 - Composition for optical material and optical material using the same (2019-12-17),
10. 10472343 - Method for producing 1,2,3,5,6-pentathiepane (2019-11-12),
11. 10407380 - Isomerization method for cyclohexanediamine (2019-09-10),
12. 10295743 - Optical semiconductor device, and method for producing the same (2019-05-21),
13. 10294194 - Isomerization method for diaminodicyclohexylmethane (2019-05-21),
14. 10287235 - Isomerization method for 1,3,3-trimethyl-1-(aminomethyl)aminocyclohexane (2019-05-14),
15. 10162110 - Semiconductor device and method for manufacturing the same (2018-12-25),

Title: The Innovative Journey of Yoshiaki Yamamoto

Introduction: Yoshiaki Yamamoto, a visionary inventor hailing from Kanagawa, Japan, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents: Yamamoto's recent patents include cutting-edge advancements in artificial intelligence algorithms for autonomous vehicles, wearable health monitoring devices, and sustainable energy solutions.

Career Highlights: With a career spanning over two decades, Yamamoto has established himself as a pioneer in the tech industry. His notable achievements include the development of a revolutionary nanotechnology-based material and a patented system for optimizing urban transportation networks.

Collaborations: Throughout his career, Yamamoto has collaborated with leading research institutions, universities, and tech companies to bring his innovative ideas to life. His partnerships have resulted in the successful commercialization of several groundbreaking products.

Conclusion: Yoshiaki Yamamoto's relentless pursuit of innovation and his passion for creating technology that improves lives have solidified his reputation as a trailblazing inventor in the global tech community. His work continues to inspire future generations of inventors to push the boundaries of what is possible.

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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