Toshiaki Ishii

HI Hitachi: 22 patents #1,535 of 28,497Top 6%

Mitsubishi Electric: 18 patents #1,216 of 25,717Top 5%

HS Hitachi Automotive Systems: 16 patents #59 of 1,636Top 4%

MI Mikuni: 5 patents #17 of 198Top 9%

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

HC Hitachi Cable: 2 patents #313 of 1,086Top 30%

HA Hitachi Astemo: 2 patents #393 of 1,276Top 35%

RE Renesas Electronics: 2 patents #1,855 of 4,529Top 45%

TI Tokyo Electric Power Company Holdings, Incorporated: 1 patents #245 of 711Top 35%

KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%

Kubota: 1 patents #1,212 of 2,059Top 60%

OC Oriental Yeast Co.: 1 patents #45 of 160Top 30%

Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%

EB Ebara: 1 patents #1,014 of 1,611Top 65%

Overall (All Time): #24,942 of 4,157,543Top 1%

Patents All Time

Issued Patents All Time

Showing 76–76 of 76 patents

Patent #	Title	Co-Inventors	Date
4194594	Elevator landing control apparatus	Eiki Watanabe	1980-03-25