TT

Tsutomu Takahashi

SO Sony: 23 patents #1,718 of 25,231Top 7%
Canon: 19 patents #3,464 of 19,416Top 20%
Honda Motor Co.: 18 patents #763 of 21,052Top 4%
SU Subaru: 17 patents #28 of 1,436Top 2%
Fujitsu Limited: 15 patents #1,986 of 24,456Top 9%
HI Hitachi: 13 patents #3,142 of 28,497Top 15%
SC Sumitomo Chemical: 9 patents #537 of 4,033Top 15%
TI Texas Instruments: 8 patents #1,843 of 12,488Top 15%
Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
Pioneer: 7 patents #234 of 1,730Top 15%
Pioneer Electronic: 4 patents #477 of 1,840Top 30%
MM Mitsubishi Materials: 4 patents #258 of 1,543Top 20%
MK Mitsubishi Kinzoku: 4 patents #22 of 280Top 8%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
JE Jxtg Nippon Oil & Energy: 3 patents #14 of 112Top 15%
EB Ebara: 3 patents #598 of 1,611Top 40%
ZG Zexel Gmbh: 3 patents #72 of 348Top 25%
NE Nec: 2 patents #5,510 of 14,502Top 40%
PP Pioneer Display Products: 2 patents #16 of 71Top 25%
FD Fujitsu Denso: 2 patents #3 of 34Top 9%
NT Nagaoka University Of Technology: 2 patents #13 of 81Top 20%
NM National Research Institute For Metals: 2 patents #33 of 167Top 20%
NA Nabtesco: 1 patents #159 of 320Top 50%
NI Nipro: 1 patents #207 of 473Top 45%
PE Pentax: 1 patents #238 of 396Top 65%
FL Fujitsu Takamisawa Component Limited: 1 patents #67 of 113Top 60%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
DC Diesel Kiki Co.: 1 patents #181 of 366Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TC Teijin Seiki Co.: 1 patents #75 of 143Top 55%
WC West Electric Co.: 1 patents #41 of 78Top 55%
YC Yanmar Holdings Co.: 1 patents #349 of 636Top 55%
YK Ykk: 1 patents #472 of 845Top 60%
YC Yonex Co.: 1 patents #11 of 26Top 45%
AN Akzo N.V.: 1 patents #342 of 803Top 45%
DT Daido Tokushuko: 1 patents #152 of 382Top 40%
CH Chisso: 1 patents #468 of 833Top 60%
JE Jx Nippon Oil & Energy: 1 patents #195 of 416Top 50%
AG Agc: 1 patents #509 of 954Top 55%
Kioxia: 1 patents #1,054 of 1,813Top 60%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
HE Hitachi Kokusai Electric: 1 patents #493 of 843Top 60%
Overall (All Time): #4,376 of 4,157,543Top 1%
177
Patents All Time

Issued Patents All Time

Showing 151–175 of 177 patents

Patent #TitleCo-InventorsDate
5024305 Method for controlling vehicle transmission systems Kazumasa Kurihara 1991-06-18
5021721 Electric power steering system for a motor vehicle Saiichiro Oshita, Toyohiko Mouri 1991-06-04
5020617 Method and apparatus for checking torque sensor in electric power steering system for vehicle Saiichiro Oshita, Toyohiko Mouri 1991-06-04
5019981 Device and method for decreasing power consumption of a steering angle detecting system for vehicle Saiichiro Oshita, Toyohiko Mouri 1991-05-28
5005687 Control system for automatic transmission apparatus for vehicles Kazumasa Kurihara 1991-04-09
4989682 Control device of electric power steering system for motor vehicle Saiichiro Oshita, Toyohiko Mouri 1991-02-05
4979114 Motor control apparatus for electric power steering system Saiichiro Oshita, Toyohiko Mouri 1990-12-18
4968163 Hot zone control of automatic line feed 1990-11-06
4961229 Speech recognition system utilizing IC cards for storing unique voice patterns 1990-10-02
4957377 Electronic apparatus having a printing function 1990-09-18
4909343 Electric power steering system Toyohiko Mouri, Saiichiro Oshita, Mitsunori Ishii 1990-03-20
4879185 Heat transfer material Yasuo Masuda, Yoshio Takizawa, Naokazu Yoshiki 1989-11-07
4876371 Process of producing glycidyl ethers of monohydric or polyhydric phenols Iko Ito, Yoshiki Toyoshima, Hisao Takagishi 1989-10-24
4875541 Electric power steering system Saiichiro Oshita, Toyohiko Mouri, Shinji Itou 1989-10-24
4863298 Electronic apparatus for outputting information with equal spaces between groups thereof 1989-09-05
4842088 Electric power steering system Saiichiro Oshita, Toyohiko Mouri 1989-06-27
4841478 Document processor 1989-06-20
4834203 Electric power steering system Shinji Itou, Saiichiro Oshita, Toyohiko Mouri 1989-05-30
4826578 Method of producing heat-transfer material Yasuo Masuda, Yoshio Takizawa, Naokazu Yoshiki 1989-05-02
4824530 Method of producing heat-transfer material Yasuo Masuda, Yoshio Takizawa, Naokazu Yoshiki 1989-04-25
4808016 Output apparatus with suppression of underscoring of blank characters 1989-02-28
4780373 Heat-transfer material Yasuo Masuda, Yoshio Takizawa, Naokazu Yoshiki 1988-10-25
4696988 Process for preparation of reactive polymers and polymers prepared by said process Toshinobu Higashimura, Mitsuo Sawamoto, Yoshiki Toyoshima, Shuuichi Kanagawa, Noriaki Saito 1987-09-29
4682368 Mobile radio data communication system using a speech recognition technique 1987-07-21
4652540 Catalyst for olefin polymerization and process for producing same Tetsuya Matsukawa, Yoshihiro Naito, Akihiro Sato 1987-03-24