Nagoya, Japan

Tsutomu Kameyama

This inventor holds 4 USPTO granted patents. Top assignees: Kyowa Hakko Kogyo Kabushiki Kaisha, Kuraray Co., Ltd., Taisho Pharmaceutical Co., Ltd.. Active years: 1978-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Kameyama. Retrieved from https://idiyas.com/inventor/tsutomu-kameyama

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 2

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1978-1987

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4 patents (USPTO):Explore Patents

Title: Tsutomu Kameyama: Innovator in Medicinal Chemistry

Introduction

Tsutomu Kameyama is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of medicinal chemistry, particularly through his innovative patents. With a total of 4 patents, Kameyama's work focuses on compounds that have potential therapeutic applications.

Latest Patents

Kameyama's latest patents include advancements in gamma-aminobutyric acid derivatives. One of his notable inventions is a compound which is 4-(3,5-dihydroxy-3-methylpentylamide)butyric acid or its pharmaceutically acceptable salt or ester. This compound is produced by reacting a salt or an ester of gamma-aminobutyric acid with beta-hydroxy-beta-methyl-delta-valerolactone. The resulting compound can be converted into a free acid or its pharmaceutically acceptable salt or ester, making it useful as a medicament for preventing or treating impediments in cerebral function. Additionally, he has developed novel furoindole compounds that are useful as analgesic and anti-inflammatory agents.

Career Highlights

Throughout his career, Kameyama has worked with prominent companies in the pharmaceutical industry, including Kyowa Hakko Kogyo and Taisho Pharmaceutical Co., Ltd. His work has been instrumental in advancing the development of new therapeutic agents.

Collaborations

Kameyama has collaborated with several notable individuals in his field, including Shigetaka Yoshina and Yoshimasa Oiji. These collaborations have contributed to the success of his innovative projects.

Conclusion

Tsutomu Kameyama's contributions to medicinal chemistry through his patents highlight his role as an influential inventor. His work continues to pave the way for advancements in therapeutic compounds.

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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