Hiroshi Maejima

KT Kabushiki Kaisha Toshiba: 141 patents #38 of 21,451Top 1%

Kioxia: 44 patents #4 of 1,813Top 1%

Toshiba Memory: 35 patents #8 of 1,971Top 1%

NI Nisca: 2 patents #165 of 371Top 45%

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

Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%

TK Toshiba Tec Kabushiki Kaisha: 1 patents #1,144 of 1,664Top 70%

KT Kabushiki Kaisha Top: 1 patents #53 of 213Top 25%

NC Nippon Electric Co.: 1 patents #251 of 792Top 35%

NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%

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

📍 Tokyo, CA: #23 of 583 inventorsTop 4%

Overall (All Time): #2,534 of 4,157,543Top 1%

226

Patents All Time

Issued Patents All Time

Showing 226–226 of 226 patents

Patent #	Title	Co-Inventors	Date
4222081	Information reading device for a multitrack storage device	Yoshihisa Kamo, Zenji Tsutsumi	1980-09-09