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For the Inventor, By the Inventor

Funabashi, Japan

Keizo Tanikawa

This inventor holds 26 USPTO granted patents, primarily in Pharmaceutical Derivatives. Top assignees: Nissan Chemical Industries Limited, The Green Cross Corporation. Active years: 1988-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keizo Tanikawa. Retrieved from https://idiyas.com/inventor/keizo-tanikawa

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

USPTO Granted Patents = 26

% Patents Active = 88.5

Average Co-Inventor Count = 5.0

ph-index = 8

Forward Citations = 205(Granted Patents)


Location History:

  • Tokyo, JP (1988 - 1992)
  • Chiba-ken, JP (1998)
  • Funabashi, JP (1990 - 2004)

Company Filing History:

goldMedal26 out of 1,235 
 
Nissan Chemical Industries Limited
 patents
silverMedal1 out of 264 
 
The Green Cross Corporation
 patents
where one patent can have more than one assignee

Years Active: 1988-2004

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Areas of Expertise:
Benzopyran Derivative
Indane Derivatives
Benzimidazole Compound
Chroman Derivatives
Pyrazolone Derivatives
Organic Bismuth Derivatives
Pyridazinone Derivatives
Thromboxane A.sub.2
Anti-Allergic Agent
Pharmaceutical Activity
5-Heteroarylamino
3(2H)-Pyridazinones
26 patents (USPTO):Explore Patents
1. 6677371 - 4-oxybenzopyran derivative (2004-01-13),
2. 6589983 - Benzopyran derivative (2003-07-08),
3. 6555574 - 4-oxybenzopyran derivative (2003-04-29),
4. 6486178 - Indane derivatives (2002-11-26),
5. 6114369 - Benzimidazole compound (2000-09-05),
6. 6066631 - Chroman derivatives (2000-05-23),
7. 5968967 - Pyrazolones derivatives (1999-10-19),
8. 5939045 - Organic bismuth derivatives for X-ray imaging (1999-08-17),
9. 5929074 - Pyridazinone derivatives with pharmaceutical activity (1999-07-27),
10. 5856327 - Pyridazinone derivatives (1999-01-05),
11. 5846991 - Pyrazole derivatives (1998-12-08),
12. 5840909 - Pyrazole derivatives (1998-11-24),
13. 5817828 - Pyrazole derivatives (1998-10-06),
14. 5798357 - Agent for prophylaxis and treatment of thromboxane A.sub.2 -mediated (1998-08-25),
15. 5750523 - Pyridazinone derivatives (1998-05-12),

Title: Keizo Tanikawa: Pioneering Inventor from Funabashi

Introduction: Keizo Tanikawa is a renowned inventor hailing from Funabashi, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Tanikawa holds several patents in various technological domains, including robotics, artificial intelligence, and renewable energy systems.

Career Highlights: Throughout his illustrious career, Tanikawa has worked with leading tech companies to develop cutting-edge solutions that have revolutionized industries worldwide. His innovative spirit and dedication to pushing the boundaries of technology have earned him international acclaim.

Collaborations: Tanikawa has collaborated with top research institutions and universities to further his research and bring his inventions to life. His partnerships with industry experts have led to the successful implementation of his pioneering ideas.

Conclusion: Keizo Tanikawa's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and shape the future 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]
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