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For the Inventor, By the Inventor

Tokyo, Japan

Chiome Bioscience Inc.

Calculating rank
USPTO Granted Patents = 10

% Expired Patents = 30.0



Trademarks = 1

Forward Citations = 4

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27 inventors (with patents filed for the assignee):

goldMedal Koji Nakamura (3 out of 71 patents)

silverMedal Yosuke Kamimura (3 out of 3 patents)

bronzeMedal Hidetaka Seo (3 out of 7 patents)

4.  Kentaro Okamura (3 out of 9 patents)

5.  Maki Tamura (3 out of 4 patents)

6.  Hiroyuki Yanai (3 out of 5 patents)

7.  Toru Kanke (3 out of 5 patents)

8.  Shankar Kumar (2 out of 32 patents)

9.  Naoya Tsurushita (2 out of 51 patents)

10.  Kunihiro Ohta (2 out of 11 patents)

11.  Takehiko Shibata (2 out of 13 patents)

12.  Keisuke Niikura (2 out of 2 patents)

13.  Kotaro Yamamoto (1 out of 7 patents)

14.  Nico Mertens (1 out of 2 patents)

15.  Philip Jeffrey Cunnah (1 out of 1 patent)


10 patents:

1. 12680195 - METHOD FOR PROMOTING DIVERSIFICATION OF ANTIBODY VARIABLE REGION (2026-07-14),
2. 11572402 - Method for promoting diversification of antibody variable region (2023-02-07),
3. 11008566 - Method for obtaining antibody (2021-05-18),
4. 10941207 - Fusion protein comprising three binding domains to 5T4 and CD3 (2021-03-09),
5. 10202461 - Anti-human TROP-2 antibody having an antitumor activity in vivo (2019-02-12),
6. 9670287 - Anti-human TROP-2 antibody having anti-tumor activity in vivo (2017-06-06),
7. 9587251 - Method of inducing homologous recombination of somatic cell (2017-03-07),
8. 9427464 - Anti-human TROP-2 antibody having an antitumor activity in vivo (2016-08-30),
9. 9090672 - Method for producing antibody directed against protein expressed on cell surface (2015-07-28),
10. 8187884 - Method of enhancing homologous recombination of somatic cells and method of constructing specific antibody (2012-05-29),
Company Overview
Chiome Bioscience Inc. is a biotechnology company based in Tokyo, Japan, specializing in the development of innovative therapeutic solutions. The organization focuses on harnessing advanced technologies in drug discovery and development, particularly in the fields of antibody engineering and protein therapeutics. Chiome aims to address unmet medical needs through its proprietary platforms, contributing to the advancement of healthcare and improving patient outcomes globally.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

10 Patents

#1,916 in Tokyo

#4,406 in Japan

#56,119 in the World

Tokyo, JP
Tokyo, Japan

Chiome Bioscience Inc.

Forward Citations = 4

27 inventors:

goldMedal Koji Nakamura (3 out of 71 patents)

silverMedal Yosuke Kamimura (3 out of 3 patents)

bronzeMedal Hidetaka Seo (3 out of 7 patents)

4.  Kentaro Okamura (3 out of 9 patents)

5.  Maki Tamura (3 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chiome Bioscience Inc.. Retrieved from https://idiyas.com/company/chiome-bioscience

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

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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