Masanobu Kohsaka

This inventor holds 32 USPTO granted patents, primarily in Pharmaceutical Chemistry. Top assignee: Fujisawa Pharmaceutical Company, Ltd.. Active years: 1981-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanobu Kohsaka. Retrieved from https://idiyas.com/inventor/masanobu-kohsaka

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

USPTO Granted Patents = 32

% Patents Active = 100.0

Average Co-Inventor Count = 6.9

ph-index = 7

Forward Citations = 135(Granted Patents)

Location History:

Akasakadai, JP (1987)
Sakai, JP (1981 - 1989)
Tsukuba, JP (1990)
Sengen, JP (1990)

Company Filing History:

32 out of 940

Fujisawa Pharmaceutical Company, Ltd.

patents

Years Active: 1981-1990

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Areas of Expertise:

Peptide Synthesis

Nitro Compounds

Antitumor Agents

Tetracyclo Compounds

Furanone Derivatives

Amino Acid Derivatives

Streptomyces Cultures

Biologically Active Substances

Oxazole Derivatives

1,4-Naphtoquinone

Pharmaceutical Composition

Alkyl Triazene Compounds

32 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4950605 - FR-900493 substance, a process for its production and a pharmaceutical (1990-08-21),

2. 4906618 - Prophylactic and therapeutic agent against swine dysentery (1990-03-06),

3. 4861774 - Method of treating tumors using tetracyclo compounds (1989-08-29),

4. 4801580 - Peptide, process for preparation thereof and use thereof (1989-01-31),

5. 4797417 - Furanone derivatives, process for preparation thereof and use thereof (1989-01-10),

6. 4782088 - Nitro aliphatic compounds and use thereof (1988-11-01),

7. 4778804 - Nitro aliphatic compounds, process for preparation thereof and use (1988-10-18),

8. 4767768 - Nitro aliphatic compounds, process for preparation thereof and use (1988-08-30),

9. 4749691 - Peptide, process for preparation thereof and use thereof (1988-06-07),

10. 4743614 - Amino acid derivatives and processes for preparation thereof (1988-05-10),

11. 4743555 - Biologically pure culture of Streptomyces sandaensis No. 6897 (1988-05-10),

12. 4725582 - Peptide, process for preparation thereof and use thereof (1988-02-16),

13. 4680178 - Antitumor agent comprising FR-900216 (1987-07-14),

14. 4670259 - Compound FR-68504, production thereof and use thereof (1987-06-02),

15. 4666890 - Peptide, process for preparation thereof and use thereof (1987-05-19),

Title: Masanobu Kohsaka - Innovative Inventor from Sakai

Introduction: Masanobu Kohsaka is a renowned inventor hailing from Sakai, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masanobu Kohsaka holds several patents in various technological domains, showcasing his continuous dedication to pushing the boundaries of innovation.

Career Highlights: Throughout his illustrious career, Masanobu Kohsaka has been instrumental in developing cutting-edge technologies that have revolutionized industries and improved the lives of many.

Collaborations: Masanobu Kohsaka has collaborated with leading research institutions, universities, and companies worldwide, fostering a culture of innovation and knowledge sharing.

Conclusion: Masanobu Kohsaka's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.

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]