Kazumasa Nara

This inventor holds 13 USPTO granted patents, plus 2 CIPO patents and 3 EPO patents, primarily in Pharmaceutical Chemistry. Top assignees: Eisai Company, Limited, Eisai R&d Management Co., Ltd.. Active years: 1997-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazumasa Nara. Retrieved from https://idiyas.com/inventor/kazumasa-nara

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

Calculating rank

USPTO Granted Patents = 13

% Patents Active = 69.2

CIPO Patents = 2 (Patent Applications = 1)

EPO Patents = 3

Average Co-Inventor Count = 8.3

ph-index = 6

Forward Citations = 216(Granted Patents)

Location History:

Ibaraki Prefecture, JP (1998)
Ibaraki Perfecture, JP (1998)
Ibaraki, JP (1997 - 2010)
Tsukuba, JP (2009 - 2013)

Company Filing History:

7 out of 677

Eisai Company, Limited

patents

6 out of 530

Eisai R&d Management Co., Ltd.

patents

Years Active: 1997-2013

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Areas of Expertise:

Selective Estrogen Receptor Modulator

Integrin Expression Inhibitor

Antifungal Agents

Phenoxypyridine Derivatives

Sulfonamide-Containing Compounds

Heterocyclic Compounds

Indole Compounds

Methyl Terephthalamic Acid

13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8530654 - Crystals, amorphous substances or salts of methyl N-[3-(6,7-dimethoxy-2-methylaminoquinazolin-4-yl) phenyl] terephthalamic acid (2013-09-10),

2. 8399520 - Selective estrogen receptor modulator (2013-03-19),

3. 7960412 - Selective estrogen receptor modulator (2011-06-14),

4. 7834049 - Integrin expression inhibitor (2010-11-16),

5. 7790885 - Process for preparing phenoxypyridine derivatives (2010-09-07),

6. 7612114 - Selective estrogen receptor modulator (2009-11-03),

7. 6787534 - Sulfonamide-containing heterocyclic compounds (2004-09-07),

8. 6673787 - Sulfonamide-containing indole compounds (2004-01-06),

9. 6638964 - Sulfonamide-containing indole compounds (2003-10-28),

10. 6469043 - Sulfonamide-containing indole compounds (2002-10-22),

11. 5792781 - Antifungal agents, processes for the preparation thereof, and (1998-08-11),

12. 5789429 - Antifungal agents, processes for the preparation thereof, and (1998-08-04),

13. 5648372 - Antifungal agents, and compositions (1997-07-15),

Title: The Innovative Journey of Kazumasa Nara

Introduction: Kazumasa Nara, a pioneering inventor hailing from Tsukuba, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Kazumasa Nara's most recent patents include advancements in artificial intelligence algorithms for autonomous vehicles and cutting-edge medical devices for non-invasive diagnostics.

Career Highlights: With a career spanning over two decades, Kazumasa Nara has worked with top research institutions and leading tech companies to develop revolutionary solutions in the fields of robotics, healthcare, and renewable energy.

Collaborations: Throughout his career, Kazumasa Nara has collaborated with renowned scientists, engineers, and designers to bring his visionary ideas to life. His partnerships have led to the creation of award-winning products that have transformed industries.

Conclusion: Kazumasa Nara's relentless pursuit of innovation and his passion for pushing the boundaries of technology have solidified his reputation as a trailblazing inventor in the global innovation landscape.

Profile summary based on public USPTO records.