AM

Akihiko Maruyama

SE Seiko Epson: 2 patents #27 of 308Top 9%
Overall (1994): #38,905 of 165,921Top 25%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5339297 Switching arrangement for applying battery voltage to circuitry block in an analog timepiece Hiroshi Suzuki, Shigeru Aoki, Nobuhiro Koike 1994-08-16
5289452 Multifunction electronic analog timepiece Kenji Sakamoto, Tatsuo Moriya, Hiroshi Yabe, Takashi Kawaguchi, Masato Yoshino 1994-02-22