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Toyama Prefecture

USPTO Granted Patents = 20

% Expired Patents = 35.0

CIPO Patents = 1

EPO Patents = 7

Forward Citations = 99

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57 inventors (with patents filed for the assignee):

Yasuhisa Asano (4 out of 21 patents)

Katsumi Tanino (4 out of 5 patents)

Hiroyuki Kishi (3 out of 6 patents)

4. Atsushi Muraguchi (3 out of 6 patents)

5. Satoshi Fujiki (3 out of 4 patents)

6. Kazuyuki Yamashita (3 out of 3 patents)

7. Takashi Onaga (3 out of 3 patents)

8. Yoshiyuki Yokoyama (2 out of 3 patents)

9. Aishun Jin (2 out of 2 patents)

10. Tsutomu Obata (2 out of 3 patents)

11. Mieko Omotani (2 out of 2 patents)

12. Kiyokazu Himi (2 out of 2 patents)

13. Hideki Yamagishi (2 out of 2 patents)

14. Masahiro Oshima (1 out of 12 patents)

15. Takahiro Kishioka (1 out of 65 patents)

20 patents: Sort by Forward Citations

1. 12715061 - Method for joining metal materials and controlling bonding quality thereof (2026-08-25),

2. 12226848 - Method for joining metal materials and controlling bonding quality thereof (2025-02-18),

3. 10544425 - Plant having increased resistance or susceptibility to 4-HPPD inhibitor (2020-01-28),

4. 10222697 - Photosensitive fiber and method for manufacturing same (2019-03-05),

5. 9977017 - Apparatus for screening cells (2018-05-22),

6. 9708639 - Method for quantifying amino acids with pyrophosphate (2017-07-18),

7. 9494575 - Cells screening method (2016-11-15),

8. 9286515 - Doze detection method and apparatus thereof (2016-03-15),

9. 9181574 - L-amino acid oxidase, method for measuring L-lysine, kit and enzyme sensor (2015-11-10),

10. 9090512 - Anisotropically shaped powder and method for producing the same (2015-07-28),

11. 9085780 - [object Object] (2015-07-21),

12. 8785147 - L-threonine analysis method and L-threonine dehydrogenase (2014-07-22),

13. 8741602 - [object Object] (2014-06-03),

14. 8664003 - Chip provided with film having hole pattern with the use of thermoresponsive polymer and method of producing the same (2014-03-04),

15. 8609009 - Method of producing a microproduct (2013-12-17),

Toyama Prefecture, located on the western coast of Japan, is renowned for its rich natural resources and advanced industries. The region specializes in sectors such as biotechnology, environmental technology, and advanced materials, fostering innovation through collaboration between academia and industry. Toyama is also known for its commitment to sustainable development, leveraging its unique geographical advantages to promote research in renewable energy and eco-friendly technologies, making it a pivotal area for technological advancement in Japan.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

20 Patents

#10 in Toyama 939-0643

#2,941 in Japan

#31,196 in the World

Toyama Prefecture

Forward Citations = 99

57 inventors:

Yasuhisa Asano (4 out of 21 patents)

Katsumi Tanino (4 out of 5 patents)

Hiroyuki Kishi (3 out of 6 patents)

4. Atsushi Muraguchi (3 out of 6 patents)

5. Satoshi Fujiki (3 out of 4 patents)

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