Koichi Sakai

TC Toko Co.: 1 patents #1 of 8Top 15%

📍 Suita, JP: #11 of 34 inventorsTop 35%

Overall (1982): #47,660 of 81,411Top 60%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4320534	Loudness control circuit	Satoru Horie	1982-03-16