% Expired Patents = 100.0

Forward Citations = 8

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6 inventors (with patents filed for the assignee):

Masaki Terada (2 out of 13 patents)

Akihiko Tsuboi (2 out of 3 patents)

Seijirou Soeda (2 out of 2 patents)

4. Jun Hayakawa (2 out of 2 patents)

5. Kyouji Kokufuda (2 out of 2 patents)

6. Tsuyoshi Tanigaki (2 out of 8 patents)

2 patents: Sort by Forward Citations

1. 8038828 - Process for laser welding resinous members, apparatus for the same and laser-welded resinous product (2011-10-18),

2. 7510620 - Process for laser welding resinous members, apparatus for the same and laser-welded resinous product (2009-03-31),

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#15 in Sakai

#11,124 in Japan

Sakai, Japan

Fine Device Co., Ltd.

Forward Citations = 8

6 inventors:

Masaki Terada (2 out of 13 patents)

Akihiko Tsuboi (2 out of 3 patents)

Seijirou Soeda (2 out of 2 patents)

4. Jun Hayakawa (2 out of 2 patents)

5. Kyouji Kokufuda (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Fine Device Co., Ltd.. Retrieved from https://idiyas.com/company/fine-device-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]