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For the Inventor, By the Inventor

Tsukuba, Japan

Hiroshi Obaishi

This inventor holds 16 USPTO granted patents, plus 2 CIPO patents and 3 EPO patents. Top assignees: Eisai Company, Limited, Eisai R&d Management Co., Ltd.. Active years: 1993-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Obaishi. Retrieved from https://idiyas.com/inventor/hiroshi-obaishi

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

USPTO Granted Patents = 16

% Patents Active = 62.5



Average Co-Inventor Count = 7.4

ph-index = 8

Forward Citations = 304(Granted Patents)


Location History:

  • Ibaraki, JP (1993 - 1996)
  • Tsukuba, JP (2005 - 2014)

Company Filing History:

goldMedal9 out of 677 
 
Eisai Company, Limited
 patents
silverMedal7 out of 530 
 
Eisai R&d Management Co., Ltd.
 patents

Years Active: 1993-2014

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16 patents (USPTO):Explore Patents
1. 8865737 - Antitumor agent for undifferentiated gastric cancer (2014-10-21),
2. 8372981 - Nitrogen-containing aromatic derivatives (2013-02-12),
3. 8288538 - Pyridine derivatives and pyrimidine derivatives (3) (2012-10-16),
4. 7998948 - Pharmaceutical composition for treating esophageal cancer (2011-08-16),
5. 7973160 - Nitrogen-containing aromatic derivatives (2011-07-05),
6. 7612092 - Nitrogen-containing aromatic derivatives (2009-11-03),
7. 7531532 - Pyridine derivative and pyrimidine derivative (2009-05-12),
8. 7253286 - Nitrogen-containing aromatic derivatives (2007-08-07),
9. 6949585 - Cyclooctanone derivatives and cyclodecanone derivative, and use thereof (2005-09-27),
10. 5482937 - 1,4-diazepine derivative and its pharmaceutical use (1996-01-09),
11. 5468740 - 1,4-diazepine derivative and its pharmaceutical use (1995-11-21),
12. 5438045 - 1,4-diazepine derivative and its pharmaceutical use (1995-08-01),
13. 5409909 - 1,4-diazepine derivative and its pharmaceutical use (1995-04-25),
14. 5382579 - Triazolo-1,4-diazepine derivatives and their use in pharmaceuticals (1995-01-17),
15. 5304553 - 1,4-diazepine derivative and its pharmaceutical use (1994-04-19),

Title: The Innovative Journey of Hiroshi Obaishi

Introduction: Hiroshi Obaishi is a visionary inventor hailing from Tsukuba, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hiroshi Obaishi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his commitment to pushing the boundaries of what is possible in the modern world.

Career Highlights: With a career spanning over two decades, Hiroshi Obaishi has worked with leading research institutions and tech companies, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Hiroshi Obaishi has collaborated with top engineers, scientists, and designers from around the globe, fostering a culture of innovation and excellence in all his projects.

Conclusion: Hiroshi Obaishi's relentless pursuit of innovation and his passion for creating a better future through technology make him a true pioneer in the world of inventions. His work continues to inspire and shape the world we live in today.

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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