HN

Hitoshi Nakamura

Canon: 40 patents #1,092 of 19,416Top 6%
HI Hitachi: 35 patents #681 of 28,497Top 3%
SO Sony: 33 patents #1,002 of 25,231Top 4%
OC Ohi Seisakusho Co.: 12 patents #7 of 196Top 4%
Ricoh Company: 10 patents #2,244 of 9,818Top 25%
SK Showa Denko K.K.: 10 patents #113 of 1,736Top 7%
Mitsubishi Electric: 10 patents #2,886 of 25,717Top 15%
KT Kabushiki Kaisha Toshiba: 9 patents #3,402 of 21,451Top 20%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
ML Mitsubishi Pencil Company, Limited: 5 patents #61 of 302Top 25%
SS Sophia School: 5 patents #3 of 57Top 6%
OM Omron: 4 patents #761 of 3,089Top 25%
FC Fujisawa Pharmaceutical Co.: 4 patents #195 of 782Top 25%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
AS Asaca: 4 patents #2 of 18Top 15%
SD Showa Denko: 4 patents #38 of 593Top 7%
Pioneer Electronic: 4 patents #477 of 1,840Top 30%
NE Nec: 3 patents #4,195 of 14,502Top 30%
NS Nippon Steel: 3 patents #914 of 4,423Top 25%
CO Combi: 3 patents #53 of 161Top 35%
PS Power Systems: 2 patents #4 of 30Top 15%
HC Hitachi Device Engineering Co.: 2 patents #202 of 514Top 40%
IC Ishikawajima-Harima Heavy Industries Co.: 2 patents #134 of 611Top 25%
KR Krosakiharima: 2 patents #26 of 126Top 25%
NC Nippon Electrode Co.: 2 patents #9 of 20Top 45%
OJ Opnext Japan: 2 patents #72 of 185Top 40%
TL Teijin Limited: 2 patents #572 of 1,631Top 40%
TS Toshiba Medical Systems: 2 patents #467 of 1,088Top 45%
TE Toyo Engineering: 2 patents #62 of 295Top 25%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
AC Aicello Chemical Co.: 1 patents #9 of 22Top 45%
KC Kokoku Intech Co.: 1 patents #9 of 46Top 20%
SL Saturn Licensing: 1 patents #180 of 329Top 55%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
SL Shiseido Company, Limited: 1 patents #543 of 1,112Top 50%
KC Kobelco Construction Machinery Co.: 1 patents #243 of 422Top 60%
KA Kaneka: 1 patents #886 of 1,525Top 60%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
ST Stt: 1 patents #9 of 16Top 60%
SU Subaru: 1 patents #819 of 1,684Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
JG Japan Gore-Tex: 1 patents #28 of 90Top 35%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
NT Ntn: 1 patents #814 of 1,364Top 60%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
📍 Yokohama, WA: #2 of 36 inventorsTop 6%
Overall (All Time): #2,626 of 4,157,543Top 1%
223
Patents All Time

Issued Patents All Time

Showing 176–200 of 223 patents

Patent #TitleCo-InventorsDate
5010433 Magnetoresistive magnetic head having a shunt film of Nb Masahiro Kitada, Noboru Shimizu, Hideo Tanabe 1991-04-23
4935507 Crystalline 7-(2-(2-aminothiazol-4-yl)-2-hydroxyiminoacetamido)-3-vinyl-3-cephem-4-c arboxylic acid (syn isomer) Takao Takaya, Fumiyuki Shirai, Yasunobu Inaba 1990-06-19
4931555 Disulfide substituted oxazetidine derivatives Takashi Kamiya, Yoshihisa Saito, Tsutomu Teraji, Osamu Nakaguit, Teruo Oku +1 more 1990-06-05
4907114 Mangeto-resistive type read head Kazuo Shiiki, Masahiro Kitada, Hideo Tanabe, Isamu Yuito, Hisashi Takano 1990-03-06
4903646 V-type cylinder block of internal combustion engine Shunichi Minagawa, Hiroaki Kuzuoka, Etsuo Ogami 1990-02-27
D306132 Striker plate for an automobile door lock Haruo Mochida, Yoshio Watanuki 1990-02-20
4900134 Optical device Hiroaki Inoue, Toshio Katsuyama, Hiroyoshi Matsumura, Shinji Sakano 1990-02-13
4896990 Support structure of a rotatable lever Yasuaki Hori 1990-01-30
D305610 Striker plate for an automobile door lock Haruo Mochida, Yoshio Watanuki 1990-01-23
4887877 Optical devices and optical integrated circuits Hiroaki Inoue, Shinji Sakano, Toshio Katsuyama, Hiroyoshi Matsumura 1989-12-19
4867495 Door locking device for a vehicle 1989-09-19
4856829 Pawl structure in a door locking device for a vehicle Yasuaki Hori 1989-08-15
4841315 Exposure apparatus Misao Kokabu, Takashi Fujimura, Nobuyasu Hayashi 1989-06-20
4841399 Magnetoresistive magnetic head including zirconium sheet film Masahiro Kitada, Noboru Shimizu, Hideo Tanabe, Tetsuo Kobayashi, Tooru Takeura +1 more 1989-06-20
4841536 Semiconductor laser devices Aiko Ohishi, Motohisa Hirao, Naoki Chinone, Shinji Tsuji, Hiroyoshi Matsumura 1989-06-20
4840446 Photo semiconductor device having a multi-quantum well structure Shinji Sakano, Hiroaki Inoue, Toshio Katsuyama, Hiroyoshi Matsumura 1989-06-20
4814919 Soft-film-bias type magnetoresitive device Masahiro Kitada, Hideo Tanabe, Noboru Shimizu, Yoshihisa Kamo, Tooru Takeura 1989-03-21
4813757 Optical switch including bypass waveguide Shinji Sakano, Hiroaki Inoue, Hiroyoshi Matsumura, Toshio Katsuyama, Naoki Chinone 1989-03-21
4807801 Method of ameliorating the residual stresses in metallic duplex tubes and the like and apparatus therefor 1989-02-28
4796653 Method of enhancing residual compressive stress in double metallic tubes Masahiro Kobayashi, Akitake Matsushita, Shinji Tanaka, Shuji Furuya 1989-01-10
4788095 Metal oxide magnetic substance and a magnetic film consisting thereof and their uses Hazime Machida, Fumiya Omi, Atsuyuki Watada, Yuziro Kaneko 1988-11-29
4784451 Waveguide optical switches Tadashi Fukuzawa, Koji Ishida, Hiroyoshi Matumura, Kenji Hiruma, Hiroaki Inoue 1988-11-15
4783711 Magnetoresistive sensor having magnetic shields of ferrite Masahiro Kitada, Hideo Tanabe, Noboru Shimizu, Kazuhiro Momata, Shigeyoshi Kato +2 more 1988-11-08
4775980 Distributed-feedback semiconductor laser device Naoki Chinone, Shinji Tsuji, Yoshihisa Fujisaki, Yasutoshi Kashiwada, Motohisa Hirao +4 more 1988-10-04
4773683 Door lock device 1988-09-27