YH

Yasuhisa Hirosawa

CC Citizen Watch Co.: 2 patents #460 of 1,225Top 40%
Overall (All Time): #2,348,291 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4590529 Carriage device for moving and positioning magnetic head Akira Nikaido, Takayasu Machida, Fumio Nakajima 1986-05-20
4558244 Micro stepping motor Akira Nikaido, Takayasu Machida, Fumio Nakajima 1985-12-10