Masamichi Wakamatsu

Casio Computer Co.: 3 patents #4 of 102Top 4%

📍 Akishima, JP: #3 of 37 inventorsTop 9%

Overall (1989): #8,453 of 140,708Top 7%

Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
D303768	Wrist watch	—	1989-10-03
D303092	Wrist wtach with pulsimeter	—	1989-08-29
D301692	Wrist watch	—	1989-06-20