TI

Takashi Ishikawa

TO Toyota: 19 patents #1,244 of 26,838Top 5%
OL Olympus: 13 patents #315 of 3,097Top 15%
KT Kabushiki Kaisha Toshiba: 13 patents #2,297 of 21,451Top 15%
NE Nec: 6 patents #2,374 of 14,502Top 20%
PC Paramount Bed Co.: 5 patents #20 of 95Top 25%
Aisin Seiki Kabushiki Kaisha: 5 patents #693 of 3,782Top 20%
NS Nec Display Solutions: 5 patents #41 of 237Top 20%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
PK Pentel Kabushiki Kaisha: 4 patents #13 of 170Top 8%
OI Olympus Imaging: 4 patents #80 of 341Top 25%
TC Toyoda Gosei Co.: 4 patents #572 of 2,296Top 25%
SS Salk Institute For Biological Studies: 3 patents #133 of 521Top 30%
SR Sloan Kettering Institute For Cancer Research: 3 patents #138 of 644Top 25%
SC Sumitomo Metal Mining Co.: 3 patents #199 of 736Top 30%
TU Tohoku University: 3 patents #210 of 1,680Top 15%
DE Denso: 3 patents #3,857 of 11,792Top 35%
JS Jfe Steel: 3 patents #450 of 1,401Top 35%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
KS Kawasaki Steel: 3 patents #381 of 1,922Top 20%
NS Nippon Cable System: 3 patents #9 of 90Top 10%
GC Globalwafers Japan Co.: 3 patents #8 of 44Top 20%
HE Hitachi Kokusai Electric: 2 patents #354 of 843Top 45%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
NC Nippon Seiki Co.: 2 patents #60 of 311Top 20%
JA Japan Aerospace Exploration Agency: 2 patents #70 of 546Top 15%
FA Fanuc: 2 patents #952 of 1,735Top 55%
HM Hitachi Medical: 2 patents #260 of 680Top 40%
FC Faurecia Clarion Electronics Co.: 2 patents #25 of 101Top 25%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
TS Toshiba Electronic Devices & Storage: 1 patents #470 of 900Top 55%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
IR Ig-Technical Research: 1 patents #6 of 14Top 45%
IL Isuzu Motors Limited: 1 patents #414 of 908Top 50%
KC Kyosan Denki Co.: 1 patents #47 of 129Top 40%
NS Nec Network And Sensor Systems: 1 patents #7 of 21Top 35%
NC Nippon Electric Co.: 1 patents #251 of 792Top 35%
SC Shindengen Electric Manufacturing Co.: 1 patents #159 of 307Top 55%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TL Takeda Pharmaceutical Company Limited: 1 patents #859 of 1,531Top 60%
TC Toko Co.: 1 patents #92 of 196Top 50%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
TC Toshiba Ceramics Co.: 1 patents #190 of 458Top 45%
AK Aisan Kogyo Kabushiki Kaisha: 1 patents #344 of 642Top 55%
YC Yamanashi Electronics Co.: 1 patents #18 of 75Top 25%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #7,340 of 4,157,543Top 1%
138
Patents All Time

Issued Patents All Time

Showing 126–138 of 138 patents

Patent #TitleCo-InventorsDate
5235390 Developing device with toner cartridge cover shaped to prevent leakage 1993-08-10
4944801 Process for preparing powder of an alloy of a rare earth element, iron and boron for a resin bonded magnet Nobumitsu Oshimura, Kenji Ohmori 1990-07-31
4749291 Inking system for wire dot matrix printer Masaru Kobayashi, Hisao Fukui, Tetuo Taguchi 1988-06-07
4713696 Picture block retransmission arrangement rapidly operable even when a transmission path has an inferior quality Hiroshi Fukagawa, Hiroyasu Matsui 1987-12-15
4643599 Inking apparatus for a wire matrix printer Tetsuo Taguchi 1987-02-17
4565463 Aqueous ink cartridge with two part vent plug Kunihiko Otaguro, Hiroshi Takahashi, Kazuma Noguchi, Takeshi Toyama, Isao Ebisawa 1986-01-21
4521126 Mechanical pencil Gouji Sakaoka 1985-06-04
4493858 Method for insulating slots in rotors of electrical rotating machines Hiroshi Nishizawa, Tadayuki Sato 1985-01-15
RE31506 Method of manufacturing oxide isolated semiconductor device utilizing selective etching technique Katumi Ogiue, Hiroyuki Kondo, Takaaki Mori, Takahisa Nitta 1984-01-24
4288820 Time-axis picture-signal converter for facsimile and the like Seisaku Minamibayashi, Takashi Ogawa 1981-09-08
4267221 Architectural panel and method of making the same 1981-05-12
4264932 Picture signal receiver for facsimile and the like Seisaku Minamibayashi 1981-04-28
4189206 Optical switching device Kiyoshi Terai, Kazuo Yakuwa, Shinya Okuda, Keiji Tanaka 1980-02-19