Yasutaro Hamagishi

This inventor holds 5 USPTO granted patents. Top assignees: Sanraku-Ocean Co., Ltd., Bristol-Myers Squibb Compnay. Active years: 1977-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasutaro Hamagishi. Retrieved from https://idiyas.com/inventor/yasutaro-hamagishi

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 13(Granted Patents)

Location History:

Sakai, JA (1977)
Sakai, JP (1979)
Fujisawa, JP (1991)

Company Filing History:

3 out of 37

Sanraku-Ocean Co., Ltd.

patents

2 out of 3,745

Bristol-Myers Squibb Compnay

patents

Years Active: 1977-1991

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5073549 - BU-4164E - A and B, prolyl endopeptidase inhibitors and their methods of (1991-12-17),

2. 4999349 - BU-4164E - A and B, prolyl endopeptidase inhibitors (1991-03-12),

3. 4152209 - Nucleotide pyrophosphotransferase and method of preparation (1979-05-01),

4. 4141972 - Purine nucleoside 5'-phosphate (mono, di or tri) 3'(2')-diphosphates and (1979-02-27),

5. 4059487 - Purine nucleoside 5'-phosphate (mono, di or tri) 3'(2')-diphosphates and (1977-11-22),

Title: Yasutaro Hamagishi: Pioneering Inventor from Fujisawa

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

Latest Patents: Hamagishi's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to creating a more efficient and sustainable future.

Career Highlights: With a career spanning over three decades, Yasutaro Hamagishi has established himself as a leading figure in the tech industry, with numerous successful inventions that have revolutionized various sectors.

Collaborations: Throughout his career, Hamagishi 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: Yasutaro Hamagishi's relentless pursuit of innovation and his passion for creating cutting-edge solutions have cemented his legacy as a pioneering 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]