YO

Yukio Otaka

CC Citizen Watch Co.: 2 patents #460 of 1,225Top 40%
Overall (All Time): #2,190,327 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6727769 Crystal oscillator circuit using CMOSFETs Katsuyoshi Aihara, Ryoji Iwakura, Takakazu Yano, Shinichi Komine 2004-04-27
6301198 Electronic timepiece Rikoku Nakamura, Shigeru Morokawa 2001-10-09