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Kabushiki Kaisha Fujikin

USPTO Granted Patents = 10

EPO Patents = 1

Forward Citations = 105

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21 inventors (with patents filed for the assignee):

Hisatoshi Akamoto (3 out of 6 patents)

Masahiko Sogao (3 out of 4 patents)

Tomohiro Mouri (2 out of 4 patents)

4. Izuru Shikata (2 out of 17 patents)

5. Masakazu Nagao (2 out of 3 patents)

6. Hideyuki Miyagawa (2 out of 3 patents)

7. Jyunji Satou (2 out of 2 patents)

8. Makoto Iwata (2 out of 5 patents)

9. Ryousuke Dohi (1 out of 95 patents)

10. Ryutaro Tanno (1 out of 21 patents)

11. Yoshinori Shimomura (1 out of 5 patents)

12. Keigo Kobayashi (1 out of 4 patents)

13. Shunji Obara (1 out of 2 patents)

14. Shunya Ikeda (1 out of 2 patents)

15. Mikio Inoue (1 out of 2 patents)

10 patents: Sort by Forward Citations

1. 10221964 - Valve device (2019-03-05),

2. 9822888 - Diaphragm valve (2017-11-21),

3. D802717 - Valve (2017-11-14),

4. D766113 - Wearable thermometer for measuring temperature inside a person's clothes (2016-09-13),

5. 9423037 - Diaphragm with flange and annular ridge and diaphragm valve using the same (2016-08-23),

6. 8931760 - Ball valve (2015-01-13),

7. 8210493 - Water hammerless valve (2012-07-03),

8. 8011107 - Jig for selecting valve part number or joint part number (2011-09-06),

9. 6752376 - Fluid controller (2004-06-22),

10. 6505814 - Fluid controller (2003-01-14),

Kabushiki Kaisha Fujikin is a Japanese manufacturing company that specializes in precision fluid and gas control technology. With over 70 years of experience, Fujikin is a leading provider of high-quality valves, fittings, and other components for various industries including semiconductor, automotive, and pharmaceutical. Their commitment to innovation and quality has earned them a reputation for excellence in the industry.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

10 Patents

#410 in Osaka

#4,288 in Japan

#54,349 in the World

Kabushiki Kaisha Fujikin

Forward Citations = 105

21 inventors:

Hisatoshi Akamoto (3 out of 6 patents)

Masahiko Sogao (3 out of 4 patents)

Tomohiro Mouri (2 out of 4 patents)

4. Izuru Shikata (2 out of 17 patents)

5. Masakazu Nagao (2 out of 3 patents)

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