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For the Inventor, By the Inventor

Akishima, Japan

Takeshi Kato

This inventor holds 72 USPTO granted patents and 10 published patent applications and 5 EPO patents, primarily in Information Processing Systems (CPC class G06F). Top assignees: Hitachi, Ltd., Nitto Kogyo Co., Ltd., Hitachi-High-Technologies Corporation. Active years: 1984-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Kato. Retrieved from https://idiyas.com/inventor/takeshi-kato

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

Calculating rank
USPTO Granted Patents = 72 

% Patents Active = 76.4

 

Average Co-Inventor Count = 3.2

ph-index = 19

Forward Citations = 1,459(Granted Patents)

Forward Citations (Not Self Cited) = 1,441(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kokubunji, JP (1989 - 1995)
  • Hitachi, JP (1984 - 2001)
  • Sakado, JP (2001)
  • Minato-ku, JP (2001)
  • Koganei, JP (2003 - 2004)
  • Chiyoda-ku, Tokyo JP (2004)
  • Akisima, JP (2009)
  • Akishima, JP (1995 - 2016)
  • Tokyo, JP (1992 - 2022)

Company Filing History:

goldMedal58 out of 42,743 
 
Hitachi, Ltd.
 patents
silverMedal3 out of 37 
 
Nitto Kogyo Co., Ltd.
 patents
bronzeMedal2 out of 2,874 
 
Hitachi-High-Technologies Corporation
 patents
4. 2 out of 36,735 
 
Nec Corporation
 patents
5. 1 out of 836 
 
Hitachi Cable, Inc.
 patents
6. 1 out of 162 
 
Hitachi Engineering Co., Ltd.
 patents
7. 1 out of 872 
 
Kyoto University
 patents
8. 1 out of 31 
 
Nara Machinery Co., Ltd.
 patents
9. 1 out of 426 
 
Nec Display Solutions, Ltd.
 patents
10. 1 out of 97 
 
Sharp Nec Display Solutions, Ltd.
 patents
11. 4 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1984-2026

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Areas of Expertise:
Security Camera Monitoring
Consensus Building
Projector Control
Information Processing
Pattern-Measuring Apparatus
Data Transmission
Cooling Systems
Semiconductor Devices
Wireless Communication
Optical Modules
Operations Management
Electronic Equipment
72 patents (USPTO):Explore Patents
1. 12530948 - Security camera monitoring system and security camera monitoring method (2026-01-20),
2. 12488520 - Consensus building support system (2025-12-02),
3. 11422359 - Projector, rotational phase control device, program for the rotational phase control device and wheel rotational speed control method (2022-08-23),
4. 10795404 - Information processing acceleration control system (2020-10-06),
5. 10452721 - Autopoietic information processing system and method (2019-10-22),
6. 10445875 - Pattern-measuring apparatus and semiconductor-measuring system (2019-10-15),
7. 9990708 - Pattern-measuring apparatus and semiconductor-measuring system (2018-06-05),
8. 9515926 - Communication system, upper layer switch, control apparatus, switch control method, and program (2016-12-06),
9. 9507392 - Information processing system, and its power-saving control method and device (2016-11-29),
10. 9485104 - Information processing system (2016-11-01),
11. 9389664 - Operations management methods and devices thereof in systems (2016-07-12),
12. 9348378 - Computer provided with cooling system (2016-05-24),
13. 9128704 - Operations management methods and devices thereof in information-processing systems (2015-09-08),
14. 9042348 - Data transmission method for a mobile communication system (2015-05-26),
15. 8650420 - Operational management method for information processing system and information processing system (2014-02-11),

Title: Takeshi Kato: Pioneering Innovator in the World of Inventions

Introduction:

Takeshi Kato, a distinguished inventor hailing from Akishima, Japan, is renowned for his unwavering dedication to pushing the boundaries of innovation. With an impressive portfolio of 70 patents to his name, Kato's contributions have had a profound impact on both technology and society.

Latest Patents:

Among his latest patents are groundbreaking inventions such as a projector, rotational phase control device, program for the rotational phase control device, and a wheel rotational speed control method. These innovations showcase Kato's ingenuity in developing cutting-edge technologies that are shaping the future of various industries.

Career Highlights:

Kato's illustrious career includes stints at esteemed companies like Hitachi, Ltd., where he honed his skills and expertise in the field of inventions. His relentless pursuit of excellence and passion for innovation have set him apart as a true pioneer in the world of inventors.

Collaborations:

Throughout his career, Kato has collaborated with esteemed colleagues such as Tatsuya Saito and Tadakatsu Nakajima. These partnerships have led to the creation of groundbreaking technologies that have further solidified Kato's reputation as a visionary inventor.

Conclusion:

In conclusion, Takeshi Kato's relentless pursuit of innovation and his commitment to excellence have established him as a true trailblazer in the world of inventions. His legacy will continue to inspire future generations of inventors to push the boundaries of what is possible, leaving an indelible mark on the world of technology and society.

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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