Toshiyuki Miyadera

Pioneer Electronic: 15 patents #65 of 1,840Top 4%

Pioneer: 11 patents #127 of 1,730Top 8%

HI Hitachi: 2 patents #13,388 of 28,497Top 50%

MC Mitsubishi Chemical: 2 patents #928 of 3,022Top 35%

Rohm Co.: 2 patents #1,039 of 2,292Top 50%

KU Kyoto University: 1 patents #568 of 1,688Top 35%

Overall (All Time): #156,044 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #	Title	Co-Inventors	Date
4937809	Optical information recording apparatus	Shuichi Yanagisawa, Fumihiko Yokogawa	1990-06-26