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For the Inventor, By the Inventor

Tokyo, Japan

Kazuya Ota

This inventor holds 64 USPTO granted patents, primarily in Exposure Apparatus Design (CPC class G03B). Top assignees: Nikon Corporation, Asahi Kasei Kabushiki Kaisha, The University of Tokyo. Active years: 1991-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuya Ota. Retrieved from https://idiyas.com/inventor/kazuya-ota

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

USPTO Granted Patents = 64

% Patents Active = 84.4

Average Co-Inventor Count = 1.5

ph-index = 26

Forward Citations = 3,065(Granted Patents)

Forward Citations (Not Self Cited) = 3,028(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Setagaya-ku, JP (1996 - 2000)
  • Ohta-ku, JP (2002)
  • Chiyoda-ku, JP (2003)
  • Ota-ku, JP (2002 - 2007)
  • Tokyo, JP (1991 - 2019)

Company Filing History:

goldMedal63 out of 8,995 
 
Nikon Corporation
 patents
silverMedal1 out of 996 
 
Asahi Kasei Kabushiki Kaisha
 patents
bronzeMedal1 out of 1,356 
 
The University of Tokyo
 patents
where one patent can have more than one assignee

Years Active: 1991-2019

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Areas of Expertise:
Mask Protection Device
Particle Detection
Photocatalyst Composition
Micro Devices Manufacturing
Projection Exposure Apparatus
Exposure Method
Alignment Method
Image-Forming Error Measurement
Thermal Management
Device Manufacturing
Pattern Exposure
Substrate Temperature
64 patents (USPTO):Explore Patents
1. 10234766 - Mask protection device, exposure apparatus, and method for manufacturing device (2019-03-19),
2. 10113948 - Particle detection method, particle detection device and particle detection system (2018-10-30),
3. 9715175 - Mask protection device, exposure apparatus, and method for manufacturing device (2017-07-25),
4. 7211543 - Photocatalyst composition (2007-05-01),
5. 7177008 - Exposure apparatus and method (2007-02-13),
6. 6813002 - Exposure method and apparatus, method of making exposure apparatus, device and device manufacturing method (2004-11-02),
7. 6798491 - Exposure apparatus and an exposure method (2004-09-28),
8. 6727980 - Apparatus and method for pattern exposure and method for adjusting the apparatus (2004-04-27),
9. 6699630 - Method and apparatus for exposure, and device manufacturing method (2004-03-02),
10. 6645701 - Exposure method and exposure apparatus (2003-11-11),
11. 6641962 - Micro devices manufacturing method utilizing concave and convex alignment mark patterns (2003-11-04),
12. 6594334 - Exposure method and exposure apparatus (2003-07-15),
13. 6590634 - Exposure apparatus and method (2003-07-08),
14. 6566022 - Micro devices manufacturing method and apparatus therefor (2003-05-20),
15. 6549270 - Exposure apparatus, exposure method and method for manufacturing devices (2003-04-15),

Title: The Innovative Journey of Kazuya Ota

Introduction: Kazuya Ota is a visionary inventor hailing from the bustling city of Tokyo, Japan. With a passion for creating groundbreaking solutions, he has made significant contributions to the world of technology through his inventive spirit and dedication.

Latest Patents: Kazuya Ota's latest patents showcase his commitment to pushing the boundaries of innovation in various fields, including robotics, artificial intelligence, and sustainable energy solutions. His patents reflect his forward-thinking approach and his ability to anticipate future technological needs.

Career Highlights: Throughout his illustrious career, Kazuya Ota has been recognized for his pioneering work in developing cutting-edge technologies that have revolutionized industries. His innovative ideas have not only earned him numerous patents but have also garnered acclaim from peers and experts in the field.

Collaborations: Kazuya Ota has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life. His ability to work effectively in multidisciplinary teams has led to the successful implementation of his ideas and the creation of impactful solutions that benefit society as a whole.

Conclusion: In conclusion, Kazuya Ota stands as a shining example of an inventor whose creativity, perseverance, and collaborative spirit have propelled him to the forefront of technological innovation. His contributions continue to inspire the next generation of inventors and pave the way for a more innovative future.

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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