% Expired Patents = 50.0

CIPO Patents = 1

EPO Patents = 3

Forward Citations = 3

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20 inventors (with patents filed for the assignee):

Yasuyuki Asai (3 out of 66 patents)

Taito Nishino (2 out of 28 patents)

Makiko Yui (2 out of 2 patents)

4. Tohru Tanaka (1 out of 44 patents)

5. Hidenori Ito (1 out of 17 patents)

6. Hiroyuki Ishikawa (1 out of 20 patents)

7. Shunsuke Iwamoto (1 out of 15 patents)

8. Atsushi Suzuki (1 out of 2 patents)

9. Yui Hagiwara (1 out of 6 patents)

10. Katsuaki Miyaji (1 out of 27 patents)

11. Norihisa Ishiwata (1 out of 13 patents)

12. Shinji Morimoto (1 out of 4 patents)

13. Makoto Nagakura (1 out of 1 patent)

14. Takeaki Fukami (1 out of 1 patent)

15. Keisuke Oosumi (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 11421204 - Method of removing pluripotent cells from culture (2022-08-23),

2. 9527828 - Method for expanding hematopoietic stem cells using heterocyclic compound (2016-12-27),

3. 9381515 - Container for measuring cell potential (2016-07-05),

4. 9212348 - Method for producing hematopoietic stem cells using pyrazole compounds (2015-12-15),

5. 8702922 - Cell measuring vessel, extracellular potential measuring method, and chemical testing method (2014-04-22),

6. 7150990 - Self-renewing pluripotent hepatic stem cells (2006-12-19),

Company Overview

Reprocell, Inc. is a leading provider of products and services for the drug discovery and regenerative medicine industries. They offer a wide range of stem cell technologies, human tissues, drug screening services, and custom cell biology solutions to accelerate research and development efforts. With a global presence and state-of-the-art facilities, Reprocell is dedicated to advancing scientific innovation and improving health outcomes.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#217 in Kanagawa

#5,989 in Japan

Kanagawa, Japan

Reprocell, Inc.

Forward Citations = 3

20 inventors:

Yasuyuki Asai (3 out of 66 patents)

Taito Nishino (2 out of 28 patents)

Makiko Yui (2 out of 2 patents)

4. Tohru Tanaka (1 out of 44 patents)

5. Hidenori Ito (1 out of 17 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Reprocell, Inc.. Retrieved from https://idiyas.com/company/reprocell

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]

1 patent (CIPO):

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]

3 patents (EPO):

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]