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For the Inventor, By the Inventor

Ibaraki, Japan

Hajime Tsunoda

This inventor holds 11 USPTO granted patents and 2 published patent applications. Top assignee: Eisai Company, Limited. Active years: 1986-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Tsunoda. Retrieved from https://idiyas.com/inventor/hajime-tsunoda

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 = 100.0

Average Co-Inventor Count = 14.7

ph-index = 3

Forward Citations = 90(Granted Patents)


Location History:

  • Ibaragi, JP (1986)
  • Toyosato, JP (1986 - 1988)
  • Ibaraki, JP (1993 - 1996)

Company Filing History:

goldMedal11 out of 677 
 
Eisai Company, Limited
 patents

Years Active: 1986-1996

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11 patents (USPTO):Explore Patents
1. 5482937 - 1,4-diazepine derivative and its pharmaceutical use (1996-01-09),
2. 5468740 - 1,4-diazepine derivative and its pharmaceutical use (1995-11-21),
3. 5438045 - 1,4-diazepine derivative and its pharmaceutical use (1995-08-01),
4. 5409909 - 1,4-diazepine derivative and its pharmaceutical use (1995-04-25),
5. 5382579 - Triazolo-1,4-diazepine derivatives and their use in pharmaceuticals (1995-01-17),
6. 5304553 - 1,4-diazepine derivative and its pharmaceutical use (1994-04-19),
7. 5221671 - Triazolo-1,4-diazepine derivatives and their use in pharmaceuticals (1993-06-22),
8. 4791105 - Therapeutic and preventive agent containing dolichol (1988-12-13),
9. 4613593 - Therapeutic and preventive agent containing dolichol (1986-09-23),
10. 4603126 - Therapeutic and preventive agent containing dolichol (1986-07-29),
11. 4599328 - Therapeutic and preventive agent containing dolichol (1986-07-08),

Title: The Innovative Journey of Hajime Tsunoda

Introduction: Hajime Tsunoda, a pioneering inventor hailing from Ibaraki, Japan, has made significant contributions to the world of technology through his groundbreaking inventions and patents.

Latest Patents: Tsunoda's recent patents focus on advancements in renewable energy technologies, particularly in the field of solar power generation and energy storage solutions. His innovative approach has garnered attention for its potential to revolutionize the way we harness and utilize clean energy sources.

Career Highlights: With a career spanning over two decades, Tsunoda has established himself as a leading figure in the tech industry. His work has been instrumental in shaping the future of sustainable energy practices, earning him recognition as a visionary in the field.

Collaborations: Throughout his career, Tsunoda has collaborated with top research institutions and leading tech companies to further his innovative projects. His ability to work across disciplines and industries has led to the development of cutting-edge technologies with real-world applications.

Conclusion: Hajime Tsunoda's relentless pursuit of innovation and commitment to sustainable technology make him a standout figure in the world of inventors. His work continues to inspire future generations of innovators to push the boundaries of what is possible in the realm of clean energy and beyond.

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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