Hiroshi Tanigawa

TC Toko Co.: 2 patents #1 of 11Top 10%

NE Nec: 1 patents #128 of 619Top 25%

Overall (1989): #10,078 of 140,708Top 8%

Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4882714	Object detecting system using ultrasonic waves	—	1989-11-21
4814724	Gain control circuit of current mirror circuit type	—	1989-03-21
4808856	Low voltage phase comparator	—	1989-02-28