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Isao Yamatsu

USPTO Granted Patents = 84

CIPO Patents = 2 (Patent Applications = 1)

Average Co-Inventor Count = 9.2

ph-index = 10

Forward Citations = 451(Granted Patents)

Forward Citations (Not Self Cited) = 421(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Tokyo, JA (1977)
Tokyo, JP (1978)
Saitama, JP (1979 - 1990)
Kawaguchi, JP (1979 - 1991)
Inashiki, JP (1991)
Ushikumachi, JP (1984 - 1997)
Ushiku, JP (1986 - 1997)
Ibaraki, JP (1989 - 1998)
Inashiki-gun, JP (2000)
Ibaragi, JP (1986 - 2001)

Company Filing History:

Eisai Company, Limited

Nagoya University

Director-general of the Agency of Industrial Science and Technology

General Director of the Agency of Industrial Science and Technology

where one patent can have more than one assignee

Years Active: 1977-2001

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Areas of Expertise:

Dihydropolyprenyl Alcohol Derivatives

Pharmaceutical Composition

Aminobenzoic Acid Derivatives

Benzothiazole Compounds

Naphthalene Derivatives

Diazepine Derivatives

Glycerin Derivatives

Quinone Derivatives

Diphenylethylene Derivatives

Triazolo Diazepine Derivatives

Polyprenyl Compounds

Therapeutic Agents

84 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6288128 - &bgr;,&ggr;-dihydropolyprenyl alcohol derivatives and pharmaceutical composition containing a polyprenyl compound (2001-09-11),

2. 6111131 - Beta, gamma-dihydropolyprenyl alcohol derivatives and pharmaceutical (2000-08-29),

3. 5854279 - Therapeutic agent for dermatosis (1998-12-29),

4. 5789446 - Therapeutic agent for treating joint diseases associated with arthritis (1998-08-04),

5. 5658958 - .beta., .gamma.-dihydropolyprenyl alcohol derivatives effective at (1997-08-19),

6. 5635519 - Benzothiazole compounds which are substituted by pyridymethyl (1997-06-03),

7. 5631402 - Process for preparing aminobenzoic acid derivatives (1997-05-20),

8. 5612356 - Heterocycle-containing carbonic acid derivatives (1997-03-18),

9. 5599972 - Aminobenzoic acid derivatives (1997-02-04),

10. 5578603 - Aminobenzoic acid derivatives (1996-11-26),

11. 5527948 - Naphthalene derivative (1996-06-18),

12. 5482937 - 1,4-diazepine derivative and its pharmaceutical use (1996-01-09),

13. 5476864 - Glycerin derivative and its pharmacological use (1995-12-19),

14. 5476863 - Glycerin derivative and its pharmacological use (1995-12-19),

15. 5468740 - 1,4-diazepine derivative and its pharmaceutical use (1995-11-21),

Title: The Innovative Journey of Inventor Isao Yamatsu

Introduction: Isao Yamatsu, a pioneering inventor hailing from Ibaraki, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Isao Yamatsu's latest patents focus on advancements in renewable energy technologies, particularly in the field of solar power generation and energy storage solutions.

Career Highlights: With a career spanning over two decades, Isao Yamatsu has established himself as a leading figure in the renewable energy sector. His work has led to the development of cutting-edge technologies that have revolutionized the way we harness and utilize clean energy sources.

Collaborations: Throughout his career, Isao Yamatsu has collaborated with top research institutions and leading technology companies to further his research and bring his innovative ideas to life. His partnerships have been instrumental in pushing the boundaries of renewable energy technologies.

Conclusion: In conclusion, Isao Yamatsu's passion for innovation and commitment to sustainability have cemented his legacy as a visionary inventor in the field of renewable energy. His contributions continue to inspire future generations of inventors to push the boundaries of what is possible in the pursuit of a more sustainable future.

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