Nepa Gene Co., Ltd.

Calculating rank

USPTO Granted Patents = 5

% Expired Patents = 20.0

EPO Patents = 5

Forward Citations = 2

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15 inventors (with patents filed for the assignee):

Yasuhiko Hayakawa (4 out of 8 patents)

Kiyoshi Hayakawa (3 out of 3 patents)

Michinori Kohara (1 out of 19 patents)

4. Takehito Kaneko (1 out of 2 patents)

5. Tomoji Mashimo (1 out of 2 patents)

6. Masahiko Sugiyama (1 out of 1 patent)

7. Dai Ayusawa (1 out of 1 patent)

8. Kensuke Miki (1 out of 1 patent)

9. Yoko Takahashi (1 out of 1 patent)

10. Kazuo Maruyama (1 out of 1 patent)

11. Yoichi Negishi (1 out of 1 patent)

12. Yukihiko Aramaki (1 out of 1 patent)

13. Takashi Yamano (1 out of 1 patent)

14. Hideya Fukuzawa (1 out of 2 patents)

15. Kentaro Ifuku (1 out of 2 patents)

5 patents: Sort by Forward Citations

1. 11517741 - Electrodes for electroporation (2022-12-06),

2. 10633674 - Mammalian gene modification method using electroporation (2020-04-28),

3. 10004899 - Electric pulse generator for electroporator and electroporator apparatus provided with electric pulse generator (2018-06-26),

4. 9457102 - Therapeutic muscular dystrophy drug having bubble liposome loaded with morpholino as active ingredient (2016-10-04),

5. 9255276 - Method of transferring gene into algal cell involving utilizing multiple square-wave pulses in three steps (2016-02-09),

Company Overview

Nepa Gene Co., Ltd. is a leading biotechnology company specializing in genetic testing and personalized medicine. With a focus on innovation and research, Nepa Gene offers a wide range of genetic testing services for individuals and healthcare professionals. The company is dedicated to improving healthcare outcomes through advanced genetic analysis and personalized treatment plans.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

5 Patents

#1 in Ichikawa

#6,656 in Japan

Ichikawa, Japan

Nepa Gene Co., Ltd.

Forward Citations = 2

15 inventors:

Yasuhiko Hayakawa (4 out of 8 patents)

Kiyoshi Hayakawa (3 out of 3 patents)

Michinori Kohara (1 out of 19 patents)

4. Takehito Kaneko (1 out of 2 patents)

5. Tomoji Mashimo (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nepa Gene Co., Ltd.. Retrieved from https://idiyas.com/company/nepa-gene-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]

5 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]