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For the Inventor, By the Inventor

Tokyo, Japan

Japan Fine Coatings

Calculating rank
USPTO Granted Patents = 2

Forward Citations = 22

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5 inventors (with patents filed for the assignee):

goldMedal Takashi Ukachi (1 out of 48 patents)

silverMedal Atsushi Baba (1 out of 6 patents)

bronzeMedal Yuichi Eriyama (1 out of 11 patents)

4.  Takumi Nakajima (1 out of 1 patent)

5.  Noriyasu Shinohara (1 out of 1 patent)


2 patents:

1. 12583789 - Composition for forming coating layer of optical fiber and cured layer thereof, optical fiber having cured layer, and use thereof (2026-03-24),
2. 6160067 - Reactive silica particles, process for manufacturing the same, use of (2000-12-12),
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USPTO Data Jan 1 1976 - Nov 3 2026

2 Patents

#4,379 in Tokyo

#11,154 in Japan

Tokyo, JP
Tokyo, Japan

Japan Fine Coatings

Forward Citations = 22

5 inventors:

goldMedal Takashi Ukachi (1 out of 48 patents)

silverMedal Atsushi Baba (1 out of 6 patents)

bronzeMedal Yuichi Eriyama (1 out of 11 patents)

4.  Takumi Nakajima (1 out of 1 patent)

5.  Noriyasu Shinohara (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Japan Fine Coatings. Retrieved from https://idiyas.com/company/japan-fine-coatings

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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