logo

For the Inventor, By the Inventor

Tokyo, Japan

Kazuyuki Tsuchiya

This inventor holds 11 USPTO granted patents and 3 published patent applications and 5 EPO patents. Top assignees: Astellas Pharma Gmbh, Kotobuki Pharmaceutical Co Ltd, Cytokinetics, Inc.. Active years: 2013-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuyuki Tsuchiya. Retrieved from https://idiyas.com/inventor/kazuyuki-tsuchiya

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

USPTO Granted Patents = 11 

% Patents Active = 81.8

 

Average Co-Inventor Count = 9.5

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:

goldMedal9 out of 424 
 
Astellas Pharma Gmbh
 patents
silverMedal3 out of 27 
 
Kotobuki Pharmaceutical Co Ltd
 patents
bronzeMedal2 out of 261 
 
Cytokinetics, Inc.
 patents
4. 1 out of 2 
 
Kotobuki Pharmaceuticals Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 2013-2025

Loading Chart...
Loading Chart...
11 patents (USPTO):Explore Patents
1. 12441691 - Bicyclic 1,4-diazepanones and therapeutic uses thereof (2025-10-14),
2. 11981644 - Bicyclic 1,4-diazepanones and therapeutic uses thereof (2024-05-14),
3. 10975091 - Pyridine derivative (2021-04-13),
4. 10532979 - Phenyldifluoromethyl-substituted prolinamide compound (2020-01-14),
5. 10421762 - Pyridine derivative (2019-09-24),
6. 10322997 - Phenyldifluoromethyl-substituted prolinamide compound (2019-06-18),
7. 10059720 - Pyridine derivative (2018-08-28),
8. 10005762 - Pyridine derivatives (2018-06-26),
9. 8901126 - Substituted imidazo[1,5-A]quinoxalin-4-ones are useful for preventing or treating storage dysfunction, voiding dysfunction and bladder/urethral diseases (2014-12-02),
10. 8674096 - Substituted imidazo[1,5-a]quinoxalin-4-ones as phosphodiesterase 9 inhibitors (2014-03-18),
11. 8357688 - Substituted imidazo[1,5-a]quinoxalin-4(5H)-ones as PDE9 inhibitors (2013-01-22),

Title: Kazuyuki Tsuchiya: Innovator in Pharmaceutical Chemistry

Introduction

Kazuyuki Tsuchiya is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of pharmaceutical chemistry, holding a total of 11 patents. His work focuses on innovative compounds that have therapeutic applications.

Latest Patents

Among his latest patents is the development of bicyclic 1,4-diazepanones and their therapeutic uses. These compounds are defined by specific formulas and include stereoisomers, tautomers, and pharmaceutically acceptable salts. The patents detail methods for using these compounds to treat various diseases and disorders that respond to the modulation of skeletal sarcomere contractility.

Career Highlights

Kazuyuki Tsuchiya has worked with notable companies in the pharmaceutical industry, including Astellas Pharma GmbH and Kotobuki Pharmaceutical Co., Ltd. His experience in these organizations has allowed him to advance his research and contribute to the development of new therapeutic solutions.

Collaborations

He has collaborated with esteemed colleagues such as Hiroyuki Kaizawa and Kenichi Kawaguchi. These partnerships have fostered innovation and have been instrumental in the success of his projects.

Conclusion

Kazuyuki Tsuchiya's work in pharmaceutical chemistry exemplifies the impact of innovative research on healthcare. His patents and collaborations continue to pave the way for advancements in treatment options.

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]
Loading…