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For the Inventor, By the Inventor

Odawara, Japan

Katsuharu Iinuma

This inventor holds 14 USPTO granted patents and 1 EPO patent. Top assignees: Meiji Seika Kaisha, Ltd., Bayer Aktiengesellschaft, Sakai Engineering Co., Ltd.. Active years: 1985-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuharu Iinuma. Retrieved from https://idiyas.com/inventor/katsuharu-iinuma

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

USPTO Granted Patents = 14

% Patents Active = 100.0


Average Co-Inventor Count = 7.0

ph-index = 6

Forward Citations = 142(Granted Patents)


Location History:

  • Kanagawa, JP (1985 - 1993)
  • Yokohama, JP (1995 - 2000)
  • Kanagawa-Ken, JP (2001)
  • Odawara, JP (1998 - 2007)

Company Filing History:

goldMedal11 out of 382 
 
Meiji Seika Kaisha, Ltd.
 patents
silverMedal1 out of 12,268 
 
Bayer Aktiengesellschaft
 patents
bronzeMedal1 out of 2 
 
Sakai Engineering Co., Ltd.
 patents
4. 2 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1985-2007

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14 patents (USPTO):Explore Patents
1. 7250389 - Antifungal compound and process for producing the same (2007-07-31),
2. 6486149 - Composition comprising a crystallographically stable, amorphous cephalosporin and processes for the preparation thereof (2002-11-26),
3. 6441162 - Crystalline substance of cefditoren pivoxyl and the production of the same (2002-08-27),
4. 6342493 - Crystallographically stable amorphous cephalosporin compositions and process for producing the same (2002-01-29),
5. 6329338 - Derivatives of cyclodepsipeptide PF1022 substance (2001-12-11),
6. 6294669 - Crystalline substance of cefditoren pivoxyl and the production of the same (2001-09-25),
7. 6288223 - Process for the selective preparation of Z-isomers of 3-2(substituted vinyl)cephalosporins (2001-09-11),
8. 6265537 - Thiodepsipeptides for combating endoparasites and a method for producing the same (2001-07-24),
9. 6033879 - Process for the preparation of substituted aryl lactic acid containing (2000-03-07),
10. 5747448 - Derivatives of cyclodepsipeptide PF 1022 (1998-05-05),
11. 5596096 - Azetidinone derivatives and method for producing azetidinone and (1997-01-21),
12. 5405955 - Method for producing azetidinone and cephalosporin derivatives (1995-04-11),
13. 5268168 - Antibacterial and deodorant processing agent and processing method using (1993-12-07),
14. 4555404 - Sodium (1985-11-26),

Title: Innovations of Katsuharu Iinuma

Introduction

Katsuharu Iinuma is a notable inventor based in Odawara, Japan. He has made significant contributions to the field of antifungal compounds and processes, holding a total of 14 patents. His work focuses on developing novel compounds that are effective in preventing and controlling diseases caused by fungi.

Latest Patents

One of his latest patents involves an antifungal compound and the process for producing it. This invention discloses novel compounds that are useful for the prevention or control of fungal diseases. The compounds represented by formula (I) exhibit potent antifungal activity while being non-phytotoxic to mammals and agricultural plants. Additionally, they maintain high photostability when applied to these plants. Another significant patent pertains to a composition comprising a crystallographically stable, amorphous cephalosporin. This patent outlines processes for preparing orally administrable compositions that consist of a homogeneous mixture of an amorphous Cefditoren pivoxil substance and a water-soluble high-molecular additive.

Career Highlights

Throughout his career, Katsuharu Iinuma has worked with various companies, including Meiji Seika Kaisha, Ltd. His innovative work has led to advancements in the pharmaceutical industry, particularly in antifungal treatments.

Collaborations

Katsuharu has collaborated with notable individuals in his field, including Yasushi Murai and Osamu Sakanaka. These collaborations have contributed to the development of his groundbreaking inventions.

Conclusion

Katsuharu Iinuma's contributions to the field of antifungal compounds and processes highlight his role as a significant inventor. His innovative patents and collaborations have paved the way for advancements in treating fungal diseases.

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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