YH

Yoshio Hozumi

SI Seiko Instruments: 5 patents #328 of 1,437Top 25%
Overall (All Time): #1,019,938 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8333504 Portable timepiece Kazutaka Imai 2012-12-18
7942574 Portable watch Kinshuro Itoh 2011-05-17
7744272 Portable apparatus and portable timepiece having a push button Kazutaka Imai 2010-06-29
7507018 Wristwatch and band for wristwatch Nobukazu Omori 2009-03-24
7490979 Timepiece Haruki Hiranuma, Kinshuro Itoh 2009-02-17