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For the Inventor, By the Inventor

Tsukuba, Japan

Yasuhisa Tsurumi

This inventor holds 15 USPTO granted patents. Top assignee: Fujisawa Pharmaceutical Company, Ltd.. Active years: 1987-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuhisa Tsurumi. Retrieved from https://idiyas.com/inventor/yasuhisa-tsurumi

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

USPTO Granted Patents = 15

% Patents Active = 86.7

Average Co-Inventor Count = 5.9

ph-index = 5

Forward Citations = 99(Granted Patents)


Location History:

  • Osaka, JP (1987 - 1988)
  • Tsukuba, JP (1990 - 2004)

Company Filing History:

goldMedal15 out of 940 
 
Fujisawa Pharmaceutical Company, Ltd.
 patents

Years Active: 1987-2004

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15 patents (USPTO):Explore Patents
1. 6730776 - WF14573 or its salt, production thereof and use thereof (2004-05-04),
2. 6656905 - Cyclic tetrapeptide compound and use thereof (2003-12-02),
3. 6521600 - Compound, WF002, production thereof and use thereof (2003-02-18),
4. 6423530 - Process for preparing FR900482 and compounds analogous thereto (2002-07-23),
5. 6331521 - Echinocandine derivatives with antimicrobial activity (2001-12-18),
6. 6204031 - Process for preparing FR900482 and compounds analogous thereto (2001-03-20),
7. 6110933 - Amino acid derivatives and their use as phospholipase A.sub.2 inhibitor (2000-08-29),
8. 5854276 - Substance WF16616, process for production thereof, and use thereof (1998-12-29),
9. 5502033 - Antimicrobial polypeptide compound a pharmaceutical composition (1996-03-26),
10. 5447854 - Production of cyclosporin A and/or C with a strain of NECTRIA (1995-09-05),
11. 5376634 - Polypeptide compound and a process for preparation thereof (1994-12-27),
12. 5043354 - Pharmaceutically useful 5-hydroxy-2,3-dihydro-benzofurans and (1991-08-27),
13. 4910017 - New compounds WF 2015 A and B (1990-03-20),
14. 4743614 - Amino acid derivatives and processes for preparation thereof (1988-05-10),
15. 4670259 - Compound FR-68504, production thereof and use thereof (1987-06-02),

Title: Innovations and Contributions of Yasuhisa Tsurumi

Introduction

Yasuhisa Tsurumi is a prominent inventor based in Tsukuba, Japan. He has made significant contributions to the field of pharmaceuticals, particularly in the development of antimicrobial compounds and cyclic tetrapeptides. With a total of 15 patents to his name, Tsurumi's work has had a substantial impact on medical science.

Latest Patents

One of Tsurumi's latest patents is for the antimicrobial compound WF14573. This invention provides a new antimicrobial agent and outlines a process for producing WF14573 through the culturing of specific microorganisms. The patent also details methods for applying WF14573 to combat infectious diseases caused by pathogenic microorganisms. Another notable patent involves a cyclic tetrapeptide compound, specifically WF27082. This patent describes the production of WF27082 through culturing a specific strain and its potential uses in treating various medical conditions, including inflammatory disorders and tumors.

Career Highlights

Yasuhisa Tsurumi is associated with Fujisawa Pharmaceutical Company, Ltd., where he has been instrumental in advancing pharmaceutical research and development. His innovative approaches have led to the creation of valuable medical compounds that address critical health issues.

Collaborations

Tsurumi has collaborated with notable colleagues, including Masakuni Okuhara and Shigehiro Takase. These partnerships have fostered a collaborative environment that enhances the research and development of new pharmaceutical solutions.

Conclusion

Yasuhisa Tsurumi's contributions to the field of pharmaceuticals through his innovative patents and collaborations highlight his role as a leading inventor. His work continues to influence the development of effective treatments for various 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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