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For the Inventor, By the Inventor

Tokyo, Japan

Kiyoshi Uchikawa

This inventor holds 11 USPTO granted patents and 1 EPO patent. Top assignees: Nikon Corporation, Nec Corporation, Nippon Kogaku K.k.. Active years: 1987-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoshi Uchikawa. Retrieved from https://idiyas.com/inventor/kiyoshi-uchikawa

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

USPTO Granted Patents = 11

% Patents Active = 81.8

 

Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 233(Granted Patents)


Location History:

  • Tokyo, JP (1987 - 2002)
  • Tsukuba, JP (2002 - 2023)

Company Filing History:

goldMedal9 out of 8,995 
 
Nikon Corporation
 patents
silverMedal1 out of 36,684 
 
Nec Corporation
 patents
bronzeMedal1 out of 849 
 
Nippon Kogaku K.k.
 patents

Years Active: 1987-2025

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11 patents (USPTO):Explore Patents
1. 12396286 - Element, system having the element, and judging apparatus (2025-08-19),
2. 11791363 - Element, system having the element, and judging apparatus (2023-10-17),
3. 10904471 - Feature extraction element, feature extraction system, and determination apparatus (2021-01-26),
4. 8111378 - Exposure method and apparatus, and device production method (2012-02-07),
5. 7876452 - Interferometric position-measuring devices and methods (2011-01-25),
6. 6485870 - Charged-particle-beam microlithography masks and methods for manufacturing same (2002-11-26),
7. 6385186 - Down-traffic-signal transmission system (2002-05-07),
8. 5636195 - Optical recording method and reproducing method and recording apparatus (1997-06-03),
9. 5589936 - Optical measuring apparatus for measuring physichemical properties (1996-12-31),
10. 5568460 - Optical recording and/or reproducing apparatus and method utilizing (1996-10-22),
11. 4652090 - Dispersed iridium based complementary electrochromic device (1987-03-24),

Title: Kiyoshi Uchikawa: Innovator in Photoelectric Technology

Introduction

Kiyoshi Uchikawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of photoelectric technology, holding a total of 11 patents. His innovative work has paved the way for advancements in various applications.

Latest Patents

Uchikawa's latest patents include a groundbreaking element, system having the element, and judging apparatus. This invention features a plurality of light-receiving elements that photoelectrically convert light received from an object. It also incorporates a convolution processing unit that performs convolution operations on signals output from the light-receiving elements. Additionally, a pooling processing unit samples signals from the convolution processing unit based on predetermined conditions. The process of convolution and sampling is repeated, enhancing the efficiency of the system.

Career Highlights

Throughout his career, Kiyoshi Uchikawa has worked with notable companies such as Nikon Corporation and Nippon Kogaku K.K. His experience in these organizations has contributed to his expertise and innovative capabilities in the field.

Collaborations

Uchikawa has collaborated with talented individuals, including Shigeru Matsumoto and Sota Nakanishi. These partnerships have fostered a creative environment that has led to the development of advanced technologies.

Conclusion

Kiyoshi Uchikawa's contributions to photoelectric technology and his impressive portfolio of patents highlight his role as a leading inventor. His work continues to influence the industry and inspire future innovations.

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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