TI

Takeshi Ishikawa

SE Seiko Epson: 20 patents #903 of 7,774Top 15%
Honda Motor Co.: 16 patents #952 of 21,052Top 5%
MC Mitsubishi Chemical: 14 patents #50 of 3,022Top 2%
KI Kioritz: 10 patents #21 of 197Top 15%
DE Denso: 7 patents #1,924 of 11,792Top 20%
SI Sumitomo Rubber Industries: 6 patents #366 of 1,637Top 25%
TO Toyota: 5 patents #5,641 of 26,838Top 25%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
YA Yazaki: 4 patents #1,022 of 3,427Top 30%
HE Hitachi Tool Engineering: 4 patents #2 of 41Top 5%
IA Interlego Ag: 3 patents #66 of 221Top 30%
SC Stanley Electric Co.: 3 patents #245 of 1,072Top 25%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
NC Nishikawa Rubber Co.: 2 patents #72 of 246Top 30%
KA Kao: 2 patents #1,388 of 3,221Top 45%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
Nsk: 2 patents #645 of 1,559Top 45%
OU Osaka University: 1 patents #681 of 1,984Top 35%
FC Fuji Kiko Co.: 1 patents #99 of 208Top 50%
ML Mitsubishi Rayon Cleansui Company, Limited: 1 patents #10 of 14Top 75%
OI Osaka Municipal Technical Research Institute: 1 patents #17 of 40Top 45%
AC Anden Co.: 1 patents #53 of 95Top 60%
PD Piolax Medical Devices: 1 patents #9 of 27Top 35%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
SL Suntory Holdings Limited: 1 patents #406 of 846Top 50%
SM Suzuki Motor: 1 patents #523 of 1,209Top 45%
TC Tachi-S Co.: 1 patents #194 of 398Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Yamaha: 1 patents #1,232 of 2,001Top 65%
YK Ykk: 1 patents #472 of 845Top 60%
📍 Toyokawa, NY: #1 of 2 inventorsTop 50%
Overall (All Time): #8,915 of 4,157,543Top 1%
126
Patents All Time

Issued Patents All Time

Showing 101–125 of 126 patents

Patent #TitleCo-InventorsDate
6075403 Charge pump circuit Tomohisa Yamamoto, Hiroyuki Ban, Junichi Nagata, Junji Hayakawa 2000-06-13
6004093 Portable air-blowing working machine 1999-12-21
5947066 Two-cycle internal combustion engine 1999-09-07
5934257 Control device for internal combustion engine Naoki Tsuda 1999-08-10
5901673 Two-cycle internal combustion engine 1999-05-11
5865958 Method for separating cyclohexene Yu Kanda, Toshio Uchibori, Akio Tsuboi 1999-02-02
5857449 Two-cycle internal combustion engine Naoki Tsuda 1999-01-12
D390815 Motorcycle tire 1998-02-17
5458801 Process for producing granular bleach activator composition and granular bleach activator composition Tomonori Oyashiki, Hiroshi Noro, Koichiro Suzuki, Hiroyuki Yamashita, Muneo Aoyagi 1995-10-17
5424874 Mechanism for fitting lens to an extension Satoshi Nagasawa 1995-06-13
D357716 Element for a toy building set 1995-04-25
D357513 Element for a toy building set 1995-04-18
D357512 Element for a toy building set 1995-04-18
5398172 Lighting device for vehicle Shinichi Kojima, Satoshi Nagasawa 1995-03-14
5388037 Lens for a lighting device mounted on vehicle Toru Umeda, Yoshiharu Urakami 1995-02-07
5153945 Head hood Atsuko Kobayashi 1992-10-13
D329237 Speaker 1992-09-08
5052122 Process for continuously drying paste material for a high-density detergent Hideyoshi Tanaka, Hisato Yasui 1991-10-01
5050813 Cord retaining and winding device Atsuko Kobayashi 1991-09-24
4956052 Process for separation using supercritical fluid Mitsuho Hirata, Hiroshi Shiraishi 1990-09-11
4911457 Scooter 1990-03-27
4840241 Letter scale with coin counter-balance 1989-06-20
4752096 Combined storage cabinet and ventilator for automotive vehicle 1988-06-21
4655309 Gearbox assembly for vehicles Masahiro Imaizumi, Masanori Masumura, Eiji Hosoya 1987-04-07
4635506 Gearbox assembly for vehicles Masahiro Imaizumi, Masanori Masumura, Eiji Hosoya 1987-01-13