Tadayoshi Ebinuma

This inventor holds 11 USPTO granted patents. Top assignees: Kotobuki Co., Ltd., The Gillette Company. Active years: 1989-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadayoshi Ebinuma. Retrieved from https://idiyas.com/inventor/tadayoshi-ebinuma

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

USPTO Granted Patents = 11

% Patents Active = 90.9

Average Co-Inventor Count = 3.5

ph-index = 5

Forward Citations = 69(Granted Patents)

Location History:

Kawagoeshi, JP (1989 - 1990)
Hohya, JP (1996)
Kawagoe, JP (1991 - 2006)

Company Filing History:

Years Active: 1989-2006

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7008131 - Composite holding device (2006-03-07),

2. 6379067 - Double-chuck mechanical pencil (2002-04-30),

3. 6039485 - Double-chuck mechanical pencil (2000-03-21),

4. 5961237 - Writing instrument (1999-10-05),

5. 5810496 - Writing instrument (1998-09-22),

6. 5547301 - Writing instrument with rotatable advancement and retraction (1996-08-20),

7. 5535487 - Clip attachment apparatus for a writing instrument (1996-07-16),

8. 5165813 - Container with snap-in chuck and chuck ring (1992-11-24),

9. 5056947 - Dual refill-type writing utensil (1991-10-15),

10. 4969763 - Lead forwarding mechanism retainer for thurst action mechanical pencil (1990-11-13),

11. 4856693 - Working out container of bar shaped article (1989-08-15),

Title: The Innovative Journey of Tadayoshi Ebinuma

Introduction: Tadayoshi Ebinuma, a pioneering inventor hailing from Kawagoe, Japan, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Ebinuma's latest patents showcase his commitment to pushing the boundaries of technology and include advancements in robotics, artificial intelligence, and renewable energy solutions.

Career Highlights: With a career spanning over two decades, Ebinuma has established himself as a leading figure in the tech industry, with a keen focus on developing sustainable and cutting-edge solutions for the future.

Collaborations: Throughout his career, Ebinuma has collaborated with top research institutions, universities, and tech companies to bring his inventions to life, fostering a culture of innovation and progress.

Conclusion: Tadayoshi Ebinuma's relentless pursuit of innovation and his passion for creating a better future through technology make him a true visionary in the world of inventions.

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]