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Kanagawa, Japan

Cellfree Sciences Co., Ltd.

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USPTO Granted Patents = 13

% Expired Patents = 69.2

EPO Patents = 1

Trademarks = 1

Forward Citations = 57

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16 inventors (with patents filed for the assignee):

Yaeta Endo (9 out of 11 patents)

Tatsuya Sawasaki (4 out of 8 patents)

Shigemichi Nishikawa (4 out of 4 patents)

4. Yoshiko Yoshiyama (2 out of 3 patents)

5. Hirohisa Koga (2 out of 2 patents)

6. Naoki Yamamoto (1 out of 43 patents)

7. Hiroshi Kanno (1 out of 81 patents)

8. Bunsei Kawakami (1 out of 11 patents)

9. Tomio Ogasawara (1 out of 3 patents)

10. Akihide Ryo (1 out of 1 patent)

11. Ryo Morishita (1 out of 1 patent)

12. Yuko Matsubara (1 out of 1 patent)

13. Yoshihisa Kawamura (1 out of 31 patents)

14. Toshihiro Kuroita (1 out of 5 patents)

15. Takayasu Kawasaki (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 8734856 - Cell extract for cell-free protein synthesis and process for producing the same (2014-05-27),

2. 7981617 - Transcription template for cell-free protein synthesis and method using the same (2011-07-19),

3. 7919597 - Method of producing cell extract for cell-free protein synthesis (2011-04-05),

4. 7838640 - Method of producing cell extract for cell-free protein synthesis (2010-11-23),

5. 7838238 - Method for screening anti-HIV Drugs and a diagnostic method of AIDS (2010-11-23),

6. 7674593 - Preparation method of biotinylated protein and detection method using the same (2010-03-09),

7. 7601344 - Host cells obtained by introducing and expressing VHL gene in cancer cells or embryonic stem cells (2009-10-13),

8. 7435538 - High throughput screening method of drug for physiologically active protein (2008-10-14),

9. 7273615 - Reaction solution for cell-free protein synthesis, method of preparing the same, and protein synthesis method using the same (2007-09-25),

10. 7235382 - Preparation containing cell extracts for cell-free protein synthesis and means for synthesizing protein using the preparation (2007-06-26),

11. 7074595 - General means of labeling protein by using wheat embryo cell-free protein synthesis system (2006-07-11),

12. 7048915 - Composition for cell-free protein synthesis (2006-05-23),

13. 6905843 - Preparation containing cell extracts for synthesizing cell-free protein and means for synthesizing cell-free protein (2005-06-14),

Company Overview

Cellfree Sciences Co., Ltd. is a biotechnology company based in Kanagawa, Japan, specializing in cell-free protein synthesis technology. The organization focuses on developing innovative solutions for the production of proteins and other biological materials without the need for living cells. This approach enhances efficiency and scalability in various applications, including pharmaceuticals, diagnostics, and research. By leveraging its expertise in synthetic biology, Cellfree Sciences aims to advance the field of biotechnology and contribute to scientific progress.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

13 Patents

#131 in Kanagawa

#3,752 in Japan

#45,081 in the World

Kanagawa, Japan

Cellfree Sciences Co., Ltd.

Forward Citations = 57

16 inventors:

Yaeta Endo (9 out of 11 patents)

Tatsuya Sawasaki (4 out of 8 patents)

Shigemichi Nishikawa (4 out of 4 patents)

4. Yoshiko Yoshiyama (2 out of 3 patents)

5. Hirohisa Koga (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cellfree Sciences Co., Ltd.. Retrieved from https://idiyas.com/company/cellfree-sciences-company

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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