TT

Takeshi Tanaka

PA Panasonic: 39 patents #326 of 21,108Top 2%
AC Asmo Co.: 23 patents #7 of 745Top 1%
Mitsubishi Electric: 22 patents #842 of 25,717Top 4%
HI Hitachi: 15 patents #2,636 of 28,497Top 10%
WC Work Co.: 11 patents #1 of 1Top 100%
NS Nippon Soken: 11 patents #108 of 1,540Top 8%
Fujitsu Limited: 10 patents #3,161 of 24,456Top 15%
SE Seiko Epson: 8 patents #2,198 of 7,774Top 30%
Sumitomo Electric Industries: 8 patents #3,473 of 21,551Top 20%
TO Toyota: 7 patents #4,145 of 26,838Top 20%
HC Hitachi Cable: 6 patents #88 of 1,086Top 9%
ND Nitto Denko: 6 patents #560 of 2,479Top 25%
KO Konica: 5 patents #528 of 1,958Top 30%
SC Sumitomo Chemical: 5 patents #946 of 4,033Top 25%
KS Kobe Steel: 5 patents #135 of 2,031Top 7%
KA Kaneka: 5 patents #246 of 1,525Top 20%
Mazda Motor: 4 patents #991 of 4,755Top 25%
ST Sun Patent Trust: 4 patents #74 of 106Top 70%
Microsoft: 4 patents #10,696 of 40,388Top 30%
WC Wacom Co.: 3 patents #157 of 357Top 45%
SE Sega Enterprises: 3 patents #136 of 515Top 30%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
KC Konishiroku Photo Industry Co.: 3 patents #262 of 894Top 30%
LO Logisteed: 3 patents #1 of 11Top 10%
Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
TC Tokyo Ohka Kogyo Co.: 3 patents #291 of 684Top 45%
AD Advantest: 3 patents #330 of 1,193Top 30%
Yamaha Motor: 2 patents #855 of 2,310Top 40%
Kawasaki: 2 patents #1,008 of 2,943Top 35%
SL Sciocs Company Limited: 2 patents #14 of 41Top 35%
MM Mitsubishi Materials: 2 patents #498 of 1,543Top 35%
HH Hitachi High-Technologies: 2 patents #1,282 of 1,917Top 70%
Toshiba Memory: 2 patents #853 of 1,971Top 45%
KI Kioritz: 1 patents #109 of 197Top 60%
AF Asahi Kasei Fibers: 1 patents #35 of 96Top 40%
SO Socionext: 1 patents #229 of 541Top 45%
SC Sumisho Airbag Systems Co.: 1 patents #7 of 9Top 80%
HI Hitach: 1 patents #1 of 68Top 2%
FL Fujitsu Ten Limited: 1 patents #456 of 996Top 50%
TC Teijin Seiki Co.: 1 patents #75 of 143Top 55%
TC Tokai Trw & Co.: 1 patents #9 of 25Top 40%
MC Mitsubishi Chemical: 1 patents #294 of 716Top 45%
TC Toyo Kogyo Co.: 1 patents #64 of 216Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
DE Denso: 1 patents #6,940 of 11,792Top 60%
AM Asahi Kasei Microdevices: 1 patents #116 of 231Top 55%
AK Asahi Kasei Kabushiki Kaisha: 1 patents #556 of 1,220Top 50%
MP Mitsubishi Materials Pmg: 1 patents #4 of 15Top 30%
NI Nidec: 1 patents #568 of 976Top 60%
KO Konica Minolta Opto: 1 patents #236 of 418Top 60%
NK Nippon Acchakutanshi Seizo Kabushiki Kaisha: 1 patents #7 of 15Top 50%
KS Kobe Steel: 1 patents #937 of 1,773Top 55%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
Kioxia: 1 patents #1,054 of 1,813Top 60%
Pioneer: 1 patents #1,107 of 1,730Top 65%
Overall (All Time): #2,114 of 4,157,543Top 1%
244
Patents All Time

Issued Patents All Time

Showing 226–244 of 244 patents

Patent #TitleCo-InventorsDate
4739855 Vehicle steering system having a steering ratio changing mechanism Akihiko Miyoshi, Hitoshi Nakashima, Hirotaka Kanazawa, Masaki Watanabe, Shigeuki Okimoto +1 more 1988-04-26
4705003 Apparatus for controlling electroexpansive actuator avoiding deterioration of polarization Yasuyuki Sakakibara, Seiko Abe, Masahiro Tomita, Hiroshi Yorita, Toshihiko Igashira 1987-11-10
4700127 Microwave probe and rotary body detecting apparatus using the same Kunihiko Sasaki, Masao Kodera, Seizi Huzino 1987-10-13
4673189 Vehicle steering system Hirotaka Kanazawa, Shigeki Furutani, Akihiko Miyoshi 1987-06-16
4593731 Driving means for rotating spindles for use in a wood working router or the like 1986-06-10
4586664 Bearing supporting system for cone crusher Masao Jotatsu, Masaaki Higaki, Toshimasa Hamada, Tadashi Hashikawa, Toneri Ohashi +1 more 1986-05-06
4575015 Fluid coupling device Takami Sugioka 1986-03-11
4555126 Vehicle suspension system Ikuo Ishimitsu, Toshimichi Tokunaga, Yoshiaki Anan 1985-11-26
4512307 Fuel quantity control apparatus of supercharged diesel engine with safety measures Toshihiko Igashira, Hisasi Kawai, Kenzi Iwamoto, Seiko Abe, Eiji Hashimoto 1985-04-23
4488533 Atmospheric pressure compensation system for exhaust gas recirculation Kiyonori Sekiguchi, Michio Kawagoe, Mitsumasa Yamada 1984-12-18
4462377 Exhaust gas recirculation device Hisasi Kawai, Toshihiko Igashira, Kiyonori Sekiguchi, Takaharu Idogaki 1984-07-31
4453615 Power steering system for road vehicles Hirotaka Kanazawa, Michio Abe, Naoyuki Maeda 1984-06-12
4450825 EGR Control system for diesel engine Kiyonori Sekiguchi, Toshihiko Igashira, Hisasi Kawai 1984-05-29
4446839 Method and apparatus for controlling exhaust gas recirculation in a diesel engine Kiyonori Sekiguchi, Toshihiko Igashira, Hisasi Kawai, Mitsumasa Yamada, Michio Kawagoe +1 more 1984-05-08
4445488 Exhaust gas recirculation control for diesel engine Hisasi Kawai, Toshihiko Igashira, Kiyonori Sekiguchi, Mitsumasa Yamada, Michio Kawagoe +1 more 1984-05-01
4411242 Method and apparatus for controlling EGR in internal combustion engine Toshihiko Igashira, Kiyonori Sekiguchi, Hiromichi Yanagihara 1983-10-25
4403030 Photosensitive lithographic printing plate material Konoe Miura, Shin-ichi Tanaka, Hiroshi Kojima, Osamu Matsushita 1983-09-06
4292389 Process for preparing photosensitive plates for printing Hiroshi Kojima, Kunio Ito, Masami Akiyama 1981-09-29
4288521 Process for the production of photosensitive plates for printing Hiroshi Kojima, Kunio Ito, Masami Akiyama 1981-09-08