HA

Hidehiro Akahane

SE Seiko Epson: 4 patents #63 of 763Top 9%
Overall (2002): #15,847 of 266,432Top 6%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6476579 Pulse motor driving device, pulse motor driving method, timepiece device, and timepiece device control method Shinji Nakamiya, Yoshitaka Iijima, Kenji Iida, Tsuneaki Furukawa 2002-11-05
6466518 Time measurement device Kenichi Okuhara, Akihiko Maruyama, Nobuhiro Koike 2002-10-15
6370087 Time measurement device and time measurement method Kenichi Okuhara, Akihiko Maruyama, Nobuhiro Koike 2002-04-09
6353522 Switching state detecting device for switch, and electronic apparatus 2002-03-05