Hidehiro Ikeda

HI Hitachi: 32 patents #817 of 28,497Top 3%

HC Hitachi Consumer Electronics Co.: 9 patents #22 of 447Top 5%

HM Hitachi Maxell: 5 patents #189 of 1,211Top 20%

RT Renesas Technology: 4 patents #758 of 3,337Top 25%

TC Toppan Printing Co.: 2 patents #414 of 1,467Top 30%

MA Maxell: 1 patents #286 of 437Top 70%

Overall (All Time): #52,803 of 4,157,543Top 2%

Patents All Time

Issued Patents All Time

Showing 51–51 of 51 patents

Patent #	Title	Co-Inventors	Date
6280038	Optical equipment	Kenji Fuse, Mikio Shiraishi, Yasuo Otsuka, Nobuyuki Kaku	2001-08-28