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For the Inventor, By the Inventor

Shizuoka, Japan

Hitoshi Sakai

This inventor holds 29 USPTO granted patents, primarily in Electrical Connectors. Top assignee: Yazaki Corporation. Active years: 1990-1999.

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

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

USPTO Granted Patents = 29

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 11

Forward Citations = 359(Granted Patents)


Location History:

  • Gotenba, JP (1991)
  • Shizuoka-ken, JP (1996)
  • Haibara, JP (1997)
  • Haibara-gun, JP (1997 - 1998)
  • Shizuoka, JP (1990 - 1999)

Company Filing History:

goldMedal29 out of 8,381 
 
Yazaki Corporation
 patents

Years Active: 1990-1999

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Areas of Expertise:
Waterproof Connector
Connector Device
Terminal Crimping
Engagement Mechanism
Sealing Chambers
Insertion Detection
Pressure-Contact Terminal
Connector Fitting
Electrical Terminal
Low Insertion Force
Connector Inspection
Terminal Protection
29 patents (USPTO):Explore Patents
1. 5941737 - Double retaining connector (1999-08-24),
2. 5931700 - Connector equipped with an insertion detecting member for terminal lugs (1999-08-03),
3. 5755587 - Connector with engagement confirming mechanism (1998-05-26),
4. 5722857 - Connector equipped with insertion detecting member for terminal metal (1998-03-03),
5. 5707251 - Waterproof stopper for waterproof connectors (1998-01-13),
6. 5679019 - Waterproof tap cover for waterproof connector (1997-10-21),
7. 5676373 - Packing with sealing chambers (1997-10-14),
8. 5643018 - Terminal for waterproof connectors (1997-07-01),
9. 5637007 - Connector device (1997-06-10),
10. 5605472 - Connector fitting detection mechanism (1997-02-25),
11. 5599214 - Terminal chain and terminal lug (1997-02-04),
12. 5586854 - Connector fastening nut and bolt-nut fastened connector (1996-12-24),
13. 5562468 - Joint Connector (1996-10-08),
14. 5551892 - Water-proof connector and dummy plug for water-proof connector (1996-09-03),
15. 5527188 - Waterproof connector (1996-06-18),

Title: Hitoshi Sakai: Pioneering Inventor from Shizuoka, Japan

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

Latest Patents: Hitoshi Sakai holds several patents in the areas of robotics, artificial intelligence, and sustainable energy solutions, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With over two decades of experience in the tech industry, Hitoshi Sakai has worked with leading companies to develop cutting-edge technologies that have revolutionized various sectors.

Collaborations: Throughout his career, Hitoshi Sakai has collaborated with top researchers, engineers, and scientists from around the world, fostering a culture of innovation and knowledge-sharing in the industry.

Conclusion: Hitoshi Sakai's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a trailblazer in the world of technology, inspiring future generations of inventors to push the boundaries of what is possible.

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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