Koichi Oya

DC Dainichi Kinzoku Kogyo Co.: 1 patents #3 of 8Top 40%

TO Toshiba: 1 patents #1,121 of 2,688Top 45%

SO Sony: 1 patents #17,262 of 25,231Top 70%

📍 Kokubunji, JP: #369 of 714 inventorsTop 55%

Overall (All Time): #1,617,265 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6421098	Method and apparatus for changing automatic gain control points of digital television signals	—	2002-07-16
6024001	Method of turning works and lathe for carrying out the method	—	2000-02-15
4566039	Facsimile system	—	1986-01-21