For the Inventor, By the Inventor

Enter assignee name

Shinwa Chemical Industries Ltd.

USPTO Granted Patents = 10

% Expired Patents = 40.0

CIPO Patents = 2

EPO Patents = 2

Trademarks = 2

Forward Citations = 33

Loading Chart...

Loading Chart...

23 inventors (with patents filed for the assignee):

Hiroo Wada (7 out of 8 patents)

Kiyokatsu Jinno (3 out of 5 patents)

Yoshihiro Saito (3 out of 5 patents)

4. Hiroshi Kobayashi (2 out of 29 patents)

5. Hiroshi Ichikawa (2 out of 40 patents)

6. Kenzo Kotera (2 out of 2 patents)

7. Jun Haginaka (2 out of 3 patents)

8. Hiroya Fujima (2 out of 2 patents)

9. Akira Yokoyama (2 out of 7 patents)

10. Keiichi Hirata (2 out of 2 patents)

11. Masahide Gunji (1 out of 18 patents)

12. Kouji Fujimura (1 out of 1 patent)

13. Kanta Nakano (1 out of 1 patent)

14. Hiroshi Itafuji (1 out of 30 patents)

15. Youkichi Ohno (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 12280346 - Micromixer (2025-04-21),

2. 9738534 - Porous silica powder (2017-08-22),

3. 9097693 - Simple analysis method of drugs (2015-08-04),

4. 8101073 - Separating agent for solid-phase extraction (2012-01-24),

5. 8043564 - Copolymer, and adsorbent or concentrating medium and needle for solid phase microextraction prepared using the copolymer (2011-10-25),

6. 7211189 - Separation column from chromatography, medium for solid phase extraction and sample injection system for chromatography (2007-05-01),

7. 6027648 - Method of resolving a mixture of optical isomers (2000-02-22),

8. 5670629 - Ovoglycoprotein and agents for chromatographic separation containing same (1997-09-23),

9. 5272126 - Adsorption type packing for gas chromatography and process for producing (1993-12-21),

10. 5098784 - Supports for gas chromatography comprising aggregates of finely divided (1992-03-24),

Shinwa Chemical Industries Ltd. is a leading chemical company specializing in the development and production of high-quality chemicals for various industries. With a strong focus on innovation and sustainability, Shinwa Chemical Industries Ltd. strives to provide solutions that meet the needs of its customers while minimizing its impact on the environment. Through continuous research and development, the company aims to stay at the forefront of the chemical industry and contribute to a cleaner and more sustainable future.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

10 Patents

#120 in Kyoto 615-0031

#4,394 in Japan

#55,878 in the World

Shinwa Chemical Industries Ltd.

Forward Citations = 33

23 inventors:

Hiroo Wada (7 out of 8 patents)

Kiyokatsu Jinno (3 out of 5 patents)

Yoshihiro Saito (3 out of 5 patents)

4. Hiroshi Kobayashi (2 out of 29 patents)

5. Hiroshi Ichikawa (2 out of 40 patents)

Please report any incorrect information to [email protected]

Loading…