KT

Kazuo Tanaka

Canon: 30 patents #1,833 of 19,416Top 10%
MC Mitsubishi Gas Chemical Company: 21 patents #40 of 1,727Top 3%
RE Renesas Electronics: 20 patents #100 of 4,529Top 3%
SE Seiko Epson: 17 patents #1,091 of 7,774Top 15%
HI Hitachi: 12 patents #3,472 of 28,497Top 15%
HC Hitachi Ulsi Systems Co.: 9 patents #70 of 867Top 9%
Fujitsu Limited: 9 patents #3,538 of 24,456Top 15%
RT Renesas Technology: 7 patents #409 of 3,337Top 15%
WC West Electric Co.: 7 patents #8 of 78Top 15%
Kawasaki: 7 patents #285 of 2,943Top 10%
SC Shinko Electric Industries Co.: 6 patents #133 of 723Top 20%
OC Oki Electric Industry Co.: 4 patents #523 of 2,807Top 20%
HE Hitachi Kokusai Electric: 3 patents #258 of 843Top 35%
KS Kobe Steel: 3 patents #455 of 1,773Top 30%
Mazda Motor: 3 patents #1,256 of 4,755Top 30%
NT NTT: 3 patents #1,627 of 4,871Top 35%
NC Nippondenso Co.: 3 patents #799 of 3,479Top 25%
ND Nitto Denko: 3 patents #959 of 2,479Top 40%
WA Wall: 3 patents #1 of 13Top 8%
TC Tokyo Roki Co.: 2 patents #13 of 106Top 15%
KE Kokusai Electric: 2 patents #237 of 583Top 45%
TI Toray Industries: 2 patents #1,308 of 3,690Top 40%
NE Nec: 2 patents #5,510 of 14,502Top 40%
GU Gifu University: 2 patents #14 of 107Top 15%
CC Citizen Watch Co.: 2 patents #460 of 1,225Top 40%
SK Sekisui Kagaku Kogyo: 2 patents #64 of 395Top 20%
SI Sumitomo Metal Industries: 2 patents #334 of 1,462Top 25%
JA Japan Science And Technology Agency: 2 patents #401 of 2,171Top 20%
KC Kamaya Electric Co.: 2 patents #2 of 9Top 25%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
BI Bando Chemical Industries: 1 patents #176 of 303Top 60%
AC Asahi Engineering Co.: 1 patents #12 of 32Top 40%
HS Harmonic Drive Systems: 1 patents #85 of 147Top 60%
OU Osaka University: 1 patents #681 of 1,984Top 35%
3M: 1 patents #7,233 of 11,543Top 65%
DE Denso: 1 patents #6,940 of 11,792Top 60%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
HO Hoya: 1 patents #757 of 1,290Top 60%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
HC Hitachi Computer Engineering Co.: 1 patents #53 of 170Top 35%
KU Kyoto University: 1 patents #568 of 1,688Top 35%
SC Sumitomo Special Metals Co.: 1 patents #136 of 262Top 55%
HC Hisamitsu Pharmaceutical Co.: 1 patents #188 of 383Top 50%
AT Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
NC Neomax Co.: 1 patents #41 of 95Top 45%
NI Nidec: 1 patents #568 of 976Top 60%
NT Nippei Toyama: 1 patents #29 of 72Top 45%
Overall (All Time): #3,445 of 4,157,543Top 1%
198
Patents All Time

Issued Patents All Time

Showing 126–150 of 198 patents

Patent #TitleCo-InventorsDate
5553595 Fuel system with fuel vapor estimating feature Futoshi Nishioka, Tetsushi Hosokai 1996-09-10
5506843 Subscriber group digital transmitter 1996-04-09
5473682 Automatic signalling-system switching device for digital line circuit device in subscriber system 1995-12-05
5354542 Movable tank type multi-purpose batch production system Kaneo Masuda, Mituo Eziri, Mamoru Sindome, Yositomo Hujiwara, Tomohiro Kiyoda 1994-10-11
5342480 Method of manufacturing a semiconductor integrated circuit device Hirotaka Nishizawa, Seiichiro Azuma, Takayuki Yoshitake, Mikinori Kawaji, Sinmei Hirano +2 more 1994-08-30
5329910 Efficient auxiliary engine combustion system 1994-07-19
5278321 Process for simultaneously producing lactone and aromatic carboxylic acid Toru Tanaka 1994-01-11
5274280 Semiconductor integrated circuit device having separate supply voltages for the logic stage and output stage Yuko Ito, Toshio Yamada, Atsushi Shimizu, Sukehiro Yoshida 1993-12-28
D341588 Radio portable phone Michio Nagai 1993-11-23
5250977 Electronic flash unit 1993-10-05
5247793 Exhaust purification system for multiple cylinder engines Hideki Yamada, Hisashi Zaima, Shigeki Yamashita 1993-09-28
5249007 Strobe apparatus 1993-09-28
5237092 Process for concurrently producing aryl formate and aromatic carboxylic acid Toru Tanaka, Teruo Aratake 1993-08-17
5191402 Semiconductor device having an inter-layer insulating film disposed between two wiring layers Toshihiko Kondo, Hirofumi Yasuda 1993-03-02
5189209 Process for producing highly pure isophthalic acid Tazuo Ohta, Fumio Ohgoshi, Terumasa Yoshida, Ichihei Motoyama 1993-02-23
5180953 Strobo device Shinji Hirata 1993-01-19
5173805 Focusing method for zoom lens Keiji Ikemori, Masatake Kato 1992-12-22
5132450 Process for producing high purity isophthalic acid Terumasa Yoshida, Fumio Okoshi, Ichihei Motoyama, Tazuo Ohta, Toshiaki Abe 1992-07-21
5131005 Melting apparatus having double wall structure Toshi Takajo 1992-07-14
5107292 Electronic flash unit Shinji Hirata 1992-04-21
5101380 Semiconductor memory device Hirofumi Yasuda, Toshihiko Kondo 1992-03-31
5097808 Engine control system for internal combustion engine Hideo Shiraishi, Masanao Okano 1992-03-24
5075762 Semiconductor device having an inter-layer insulating film disposed between two wiring layers and method of manufacturing the same Toshihiko Kondo 1991-12-24
5059819 Integrated logic circuit Masato Hamamoto, Toshio Yamada, Tohru Kobayashi, Hiromasa Katoh 1991-10-22
5055710 Integrated logic circuit having plural input cells and flip-flop and output cells arranged in a cell block Masato Hamamoto, Toshio Yamada, Tohru Kobayashi, Hiromasa Katoh 1991-10-08