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For the Inventor, By the Inventor

Urawa, Japan

Shigeru Hasegawa

This inventor holds 8 USPTO granted patents. Top assignee: Nippon Kayaku Kabushiki Kaisha. Active years: 1988-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeru Hasegawa. Retrieved from https://idiyas.com/inventor/shigeru-hasegawa-2ffx5eii

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

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 6.1

ph-index = 3

Forward Citations = 39(Granted Patents)


Location History:

  • Saitama, JP (1988 - 1990)
  • Yono, JP (1989 - 1993)
  • Urawa, JP (1991 - 1993)

Company Filing History:

goldMedal8 out of 801 
 
Nippon Kayaku Kabushiki Kaisha
 patents

Years Active: 1988-1993

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8 patents (USPTO):Explore Patents
1. 5214048 - Oxetanocins (1993-05-25),
2. 5179084 - Antiviral phosphoric acid esters of oxetanocins (1993-01-12),
3. 5164500 - Oxetanocin G (1992-11-17),
4. 5041447 - Oxetanocin-related compounds and pharmaceutical compositions containing (1991-08-20),
5. 4992368 - Novel process for producing oxetanocin G (1991-02-12),
6. 4904585 - Novel antibiotic NK84-0218 and process for the production of the same (1990-02-27),
7. 4845215 - Purine derivative (1989-07-04),
8. 4743689 - Antibiotic derivative of adenine (1988-05-10),

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Title: Shigeru Hasegawa - A Pioneer in Technological Innovation

Introduction: Shigeru Hasegawa's relentless pursuit of innovation and commitment to pushing technological boundaries have established him as a true pioneer in the world of technology.

Latest Patents: Shigeru Hasegawa holds 8 patents, with his latest inventions focusing on oxetanocins and antiviral phosphoric acid esters of oxetanocins. These cutting-edge creations demonstrate his dedication to advancing the field of technology.

Career Highlights: Shigeru Hasegawa is a prominent inventor at Nippon Kayaku Kabushiki Kaisha, a leading company in the technological industry. His innovative spirit and exceptional problem-solving skills have driven him to success in his career.

Collaborations: Throughout his career, Shigeru Hasegawa has collaborated with esteemed colleagues such as Nobuyoshi Shimada and Seiichi Saito. Together, they have contributed to groundbreaking technological advancements.

Conclusion: Shigeru Hasegawa's legacy as a pioneering inventor will continue to inspire future generations of innovators. His contributions to the field of technology have solidified his position as a true trailblazer.

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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