IH

Imao Hiraga

SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
SS Suwa Seikosha: 2 patents #49 of 220Top 25%
SK Shiojiri Kogyo Kabushiki Kaisha: 2 patents #1 of 17Top 6%
SC Shachihata Industrial Co.: 1 patents #8 of 24Top 35%
Overall (All Time): #748,307 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7961560 Display device for timepiece, movement, and timepiece Kenichi Okuhara 2011-06-14
7742364 Timepiece display apparatus, movement, and timepiece Shigeyuki Fujimori, Yoichi Hayashi, Kenichi Okuhara 2010-06-22
4970952 Date-stamping apparatus Masamori Uchikawa, Makoto Mizuno 1990-11-20
4862432 Securing construction for timepiece Noriaki Shimura, Yojiro Okakura, Masaru Kubota, Osamu Takashi 1989-08-29
4862434 Timepiece structure Satoshi Yamazaki, Takehide Yamada, Tadashi Nishitani 1989-08-29
4496246 Timepiece construction Tomio Ota, Mamoru Miyasaka 1985-01-29
4365899 Gear train of an electronic timepiece Kenichi Ushikoshi 1982-12-28