Akio Ishii

This inventor holds 29 USPTO granted patents, primarily in Pharmaceutical Chemistry. Top assignees: Kyowa Hakko Kogyo Co., Ltd., Roussel Uclaf. Active years: 1989-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akio Ishii. Retrieved from https://idiyas.com/inventor/akio-ishii

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

Calculating rank

USPTO Granted Patents = 29

% Patents Active = 100.0

Average Co-Inventor Count = 6.7

ph-index = 13

Forward Citations = 380(Granted Patents)

Location History:

Sunto, JP (1994)
Shizuoka, JP (1989 - 1996)
Shizuoka-ken, JP (1996)
Sunto-gun, JP (1996 - 1998)

Company Filing History:

28 out of 730

Kyowa Hakko Kogyo Co., Ltd.

Years Active: 1989-1998

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Areas of Expertise:

Xanthine Derivatives

Tricyclic Compounds

Therapeutic Agents

Parkinson's Disease

Antidepressants

Benzenesulfonamide Derivatives

Pyridine Derivatives

Quinoline Derivatives

Indole Derivatives

Triphenylmethane Derivatives

Thienopyridine Derivatives

s-Triazolo(3,4-I)purine Derivatives

29 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5756735 - Xanthine derivatives (1998-05-26),

2. 5587378 - Therapeutic agent for Parkinson's disease (1996-12-24),

3. 5543415 - Antidepressants (1996-08-06),

4. 5525607 - Xanthine compounds (1996-06-11),

5. 5523464 - Benzenesulfonamide derivatives (1996-06-04),

6. 5484920 - Therapeutic agent for Parkinson's disease (1996-01-16),

7. 5447933 - Xanthine derivatives (1995-09-05),

8. 5413997 - Triphenylmethane derivatives (1995-05-09),

9. 5374634 - Pyridine derivatives (1994-12-20),

10. 5336769 - Xanthine derivatives (1994-08-09),

11. 5319085 - Quinoline derivative having serotonin-3 receptor antagonizing activity (1994-06-07),

12. 5302602 - Tricyclic thromboxane A.sub.2 antagonists (1994-04-12),

13. 5302596 - Tricyclic compounds as TXA.sub.2 antagonists (1994-04-12),

14. 5290782 - Xanthine derivatives (1994-03-01),

15. 5248684 - Certain 2-oxo-quinoline carboxylates or corresponding carboxamides (1993-09-28),

Title: Akio Ishii - Innovative Inventor from Shizuoka, Japan

Introduction: Akio Ishii is a renowned inventor hailing from Shizuoka, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Akio Ishii holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous innovation and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Akio Ishii has worked with leading research institutions and tech companies to develop cutting-edge solutions that have revolutionized industries worldwide.

Collaborations: Throughout his career, Akio Ishii has collaborated with top engineers, scientists, and designers, fostering a culture of creativity and excellence in all his projects.

Conclusion: Akio Ishii's passion for innovation and his relentless pursuit of technological advancement make him a true pioneer in the world of inventions, inspiring the next generation of inventors to push the boundaries of what is possible.

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]