Jun Hirotomi

SI Seiko Instruments: 1 patents #7 of 65Top 15%

Overall (1989): #91,766 of 140,708Top 70%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4873477	Driving circuit for actuator	—	1989-10-10