logo

For the Inventor, By the Inventor

Sakai, Japan

Tohru Matsui

This inventor holds 11 USPTO granted patents. Top assignee: Minolta Camera Kabushiki Kaisha. Active years: 1976-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tohru Matsui. Retrieved from https://idiyas.com/inventor/tohru-matsui-xf7txpzx

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

Calculating rank
USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 2.9

ph-index = 6

Forward Citations = 182(Granted Patents)


Location History:

  • Sakai, JA (1976)
  • Osaka, JP (1981)
  • Sakai, JP (1986 - 1993)

Company Filing History:

goldMedal11 out of 2,979 
 
Minolta Camera Kabushiki Kaisha
 patents

Years Active: 1976-1993

Loading Chart...
11 patents (USPTO):Explore Patents
1. 5249012 - Auto-focusing system for cameras with in interchangeable objective lens (1993-09-28),
2. 5130734 - Data input/output device for a camera (1992-07-14),
3. 4969004 - Focus detection system and lighting device therefor (1990-11-06),
4. 4926206 - Focus detection system and lighting device therefor (1990-05-15),
5. 4827301 - Focus detection system and lighting device therefor (1989-05-02),
6. 4803508 - Focus detection system and lighting device therefor (1989-02-07),
7. 4690538 - Focus detection system and lighting device therefor (1987-09-01),
8. 4602861 - Auto-focusing system (1986-07-29),
9. 4298258 - Distance measuring device (1981-11-03),
10. 4251144 - Rangefinding system (1981-02-17),
11. 3972056 - Varifocal lens assembly (1976-07-27),

Title: The Innovative Journey of Tohru Matsui

Introduction: Tohru Matsui, a pioneering inventor hailing from Sakai, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Matsui's recent patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Matsui has established himself as a leading figure in the field of engineering, holding multiple patents that have revolutionized various industries.

Collaborations: Throughout his career, Matsui has collaborated with top research institutions, universities, and tech companies to further develop his inventions and bring them to the market, solidifying his reputation as a visionary inventor.

Conclusion: Tohru Matsui's relentless pursuit of innovation and his passion for creating solutions to complex challenges have cemented his legacy as a trailblazing inventor, inspiring future generations to push the boundaries of what is possible in the world of technology.

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]
Loading…