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For the Inventor, By the Inventor

Fujisawa, Japan

Hitoshi Kubota

This inventor holds 73 USPTO granted patents and 1 published patent application, primarily in Image Processing (CPC class G03G). Top assignees: Nissan Motor Company Limited, Hitachi, Ltd., Canon Kabushiki Kaisha. Active years: 1977-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitoshi Kubota. Retrieved from https://idiyas.com/inventor/hitoshi-kubota

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

USPTO Granted Patents = 73 

% Patents Active = 82.2

Average Co-Inventor Count = 2.3

ph-index = 18

Forward Citations = 1,212(Granted Patents)

Forward Citations (Not Self Cited) = 1,180(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Yokohama, JA (1977)
  • Atsugi, JP (1987)
  • Yokohama, JP (1988)
  • Minamiashigara, JP (1985 - 1989)
  • Hujisawa, JP (1994)
  • Kanagawa, JP (1992 - 1999)
  • Fujisawa, JP (1981 - 2011)
  • Tokyo, JP (1994 - 2023)

Company Filing History:

goldMedal30 out of 13,420 
 
Nissan Motor Company Limited
 patents
silverMedal23 out of 42,731 
 
Hitachi, Ltd.
 patents
bronzeMedal10 out of 92,994 
 
Canon Kabushiki Kaisha
 patents
4. 7 out of 136 
 
Nippon Air Brake Co., Ltd.
 patents
5. 3 out of 3,781 
 
Renesas Technology Corp.
 patents
6. 3 out of 548 
 
Tokico, Ltd.
 patents
7. 2 out of 16,602 
 
Mitsubishi Electric Corporation
 patents
8. 1 out of 2,874 
 
Hitachi-High-Technologies Corporation
 patents
9. 1 out of 376 
 
Jidosha Kiki Co., Ltd.
 patents
10. 1 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
11. 1 out of 36,684 
 
Nec Corporation
 patents
12. 1 out of 556 
 
Unisia Jecs Corporation
 patents
where one patent can have more than one assignee

Years Active: 1977-2026

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Areas of Expertise:
Image Forming Apparatus
Semiconductor Inspection
Data Collection System
Defect Detection
Integrated Circuit Pattern
Image Data Transmission
Chipping Detection
Pneumatic Power Brake
Stability Control
Scanning Electron Microscope
Pattern Checking
Automatic Focusing
73 patents (USPTO):Explore Patents
1. 12675071 - Image forming apparatus with a stopper member and an urging member (2026-07-07),
2. 11561490 - Image forming apparatus (2023-01-24),
3. 11022915 - Image forming apparatus with belt unit having cleaning unit (2021-06-01),
4. 10429772 - Image forming apparatus (2019-10-01),
5. 10423095 - Developing apparatus having a sealing sheet and unsealing mechanism (2019-09-24),
6. 9645543 - Cleaning device with sealing of supporting plate (2017-05-09),
7. 9559963 - Communication system and automatic metering system (2017-01-31),
8. 9415958 - Drawing apparatus (2016-08-16),
9. 9398614 - Data collection system, data collection device, wireless communication device, and communication method for collecting data (2016-07-19),
10. 9372445 - Image forming apparatus (2016-06-21),
11. 9256200 - Image forming apparatus (2016-02-09),
12. 9217960 - Image forming apparatus (2015-12-22),
13. 7952074 - Method and apparatus for inspecting integrated circuit pattern (2011-05-31),
14. 7599545 - Method and its apparatus for inspecting defects (2009-10-06),
15. 7460220 - Manufacturing method of semiconductor substrate and method and apparatus for inspecting defects of patterns of an object to be inspected (2008-12-02),

Title: Hitoshi Kubota: Pioneering Inventor from Fujisawa

Introduction: Hitoshi Kubota is a renowned inventor hailing from Fujisawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hitoshi Kubota holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Hitoshi Kubota has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Hitoshi Kubota has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Hitoshi Kubota's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazer in the world of technology, inspiring future generations of inventors to dream big and create change.

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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