Hiroshi Kawakami

ND Ntt Docomo: 26 patents #106 of 1,706Top 7%

FU Fujifilm: 18 patents #451 of 4,519Top 10%

KT Kabushiki Kaisha Toshiba: 17 patents #1,748 of 21,451Top 9%

Fujitsu Limited: 15 patents #1,986 of 24,456Top 9%

TO Toyota: 11 patents #2,600 of 26,838Top 10%

HI Hitachi: 10 patents #4,206 of 28,497Top 15%

Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%

NS Nippon Sanso: 7 patents #22 of 243Top 10%

DE Denso: 5 patents #2,617 of 11,792Top 25%

SM Smc: 5 patents #222 of 737Top 35%

YA Yamasa: 5 patents #14 of 108Top 15%

TS Taiyo Nippon Sanso: 4 patents #20 of 203Top 10%

TC Taiyo Yuden Co.: 4 patents #318 of 959Top 35%

JT Jtekt: 4 patents #427 of 1,969Top 25%

TO Toshiba: 3 patents #380 of 2,688Top 15%

SO Sony: 3 patents #10,744 of 25,231Top 45%

NN Ntt Mobile Communications Network: 3 patents #85 of 253Top 35%

SE Sega Enterprises: 3 patents #74 of 515Top 15%

NE Nec: 2 patents #5,510 of 14,502Top 40%

FI Fijifilm: 1 patents #1 of 7Top 15%

KC Konami Digital Entertainment Co.: 1 patents #313 of 611Top 55%

Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%

OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%

SC Seiren Co.: 1 patents #61 of 165Top 40%

SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%

HC Hitachi Cable: 1 patents #530 of 1,086Top 50%

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

TK Toyoda Koki Kabushiki Kaisha: 1 patents #307 of 674Top 50%

Overall (All Time): #6,036 of 4,157,543Top 1%

152

Patents All Time

Issued Patents All Time

Showing 151–152 of 152 patents

Patent #	Title	Co-Inventors	Date
4463473	Vacuum cleaner	Seiichi Nakada, Hiromi Yoshikawa, Hiroshi Ohno, Tsuneo Nishijima	1984-08-07
4446595	Upright vacuum cleaner	Seiichi Nakada, Hiroshi Ohno, Tsuneo Nishijima	1984-05-08