TF

Toshiyuki Fujiwara

SI Seiko Instruments: 2 patents #4 of 39Top 15%
Overall (2022): #103,084 of 548,613Top 20%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11334031 Timepiece movement and timepiece Kenji Ogasawara 2022-05-17
11237521 Timepiece movement and timepiece Masayuki Kawata, Kazuhiro Fujita 2022-02-01