ET

Eiji Takahashi

KS Kobe Steel: 36 patents #4 of 1,773Top 1%
Nissan Motor Co.: 25 patents #146 of 8,689Top 2%
PA Panasonic: 23 patents #797 of 21,108Top 4%
NE Nec: 15 patents #768 of 14,502Top 6%
NC Nippon Soda Co.: 14 patents #6 of 648Top 1%
DE Dexerials: 12 patents #34 of 387Top 9%
HC Hodogaya Chemical Co.: 11 patents #24 of 359Top 7%
NC Nissin Electric Co.: 10 patents #5 of 208Top 3%
Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
CK Calsonic Kansei: 8 patents #19 of 675Top 3%
KS Kobe Steel: 7 patents #135 of 2,031Top 7%
TL Tokyo Electron Limited: 6 patents #1,241 of 5,567Top 25%
MC Murata Manufacturing Co.: 5 patents #1,480 of 5,295Top 30%
CA Calsonic: 5 patents #7 of 204Top 4%
MC Maruzen Petrochemical Co.: 4 patents #28 of 174Top 20%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
DE Denso: 3 patents #3,857 of 11,792Top 35%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
SO Sony: 3 patents #10,744 of 25,231Top 45%
FI Fujikin Incorporated: 3 patents #115 of 318Top 40%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
TC Tanabe Seiyaku Co.: 3 patents #103 of 389Top 30%
OB Obayashi: 2 patents #32 of 118Top 30%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
KI Kobelco Research Institute: 2 patents #21 of 79Top 30%
MC Morinaga Milk Industry Co.: 2 patents #82 of 303Top 30%
NC Nippondenso Co.: 2 patents #1,150 of 3,479Top 35%
PI Pola Chemical Industries: 2 patents #52 of 199Top 30%
Tdk: 2 patents #1,902 of 3,796Top 55%
TI Tokyo Electric Power Company Holdings, Incorporated: 2 patents #90 of 711Top 15%
EM Emd: 1 patents #4 of 25Top 20%
MC Mikasa Sangyo Co.: 1 patents #9 of 35Top 30%
KC Kowa Company: 1 patents #310 of 562Top 60%
KC Kobelco Construction Machinery Co.: 1 patents #243 of 422Top 60%
CH Chiyoda: 1 patents #141 of 358Top 40%
JC Jujo Paper Co.: 1 patents #46 of 105Top 45%
IC I-Pro Co.: 1 patents #38 of 101Top 40%
TI Texas Instruments: 1 patents #7,357 of 12,488Top 60%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
NC Nippon Paper Industries Co.: 1 patents #263 of 535Top 50%
MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
📍 Rifu, JP: #2 of 2,101 inventorsTop 1%
Overall (All Time): #2,718 of 4,157,543Top 1%
219
Patents All Time

Issued Patents All Time

Showing 201–219 of 219 patents

Patent #TitleCo-InventorsDate
5305005 Analog to digital converter system Shiro Nakagawa, Atsuko Tsuchida 1994-04-19
5296677 Filler metal for welding sintered materials Yasuo Murai, Hironori Suzuki 1994-03-22
5137213 Heater unit for the automobile air conditioner Akihiko Yamamoto, Naoharu Shibuya, Hitoshi Akasaka 1992-08-11
5113108 Hermetically sealed electrostrictive actuator Osamu Yamashita, Takeshi Nishizawa, Hidekazu Takada, Tetsuo Shirasu 1992-05-12
4976461 Air conditioner for automobiles 1990-12-11
4951476 Mode switching arrangement for automotive air conditioner Akihiko Yamamoto, Naoharu Shibuya, Fumio Hagi 1990-08-28
4927885 Polypropylene resin compositions Suetou Hayashida, Kyoichiro Kimura 1990-05-22
4927979 Process for the preparation of p-ethylphenol Takanori Yamagishi, Tsutomu Idai 1990-05-22
4881026 Method and apparatus for diagnosing abnormal state of sodium (NA)--sulfur (S) cell Yasumasa Ishida, Hiroyuki Kawamoto, Motoi Wada, Hisamitu Hatoh, Yoshiteru Miyatake +1 more 1989-11-14
4855106 Low alloy steels for use in pressure vessel Masaaki Katsumata, Isamu Takagi, Tadamichi Sakai, Yoji Matsumoto, Hideaki Ohtsu +2 more 1989-08-08
4847435 Process for the recovery of high-purity m-ethylphenol Keizo Kase, Tsutomu Idai, Kazumasa Ishii 1989-07-11
4801037 Opening/closing device for a mouth of a container and process for making the same Mitsuharu Hayashida, Kazuo Sasaki, Nobusige Yasui 1989-01-31
4591571 Fine carrier particles sensitized with acylated antibody for antigen detection Morio Kuboyama, Yoshitsugu Harada, Akio Kawashiri 1986-05-27
D281685 Audio disc player Mamoru Mori, Takao Itoh 1985-12-10
4475963 Method for postweld heat treatment Kenji Iwai 1984-10-09
4423856 Controlled cooling apparatus for hot rolled wire rods Shinichi Shimazu, Yukio Wada, Ichiro Iwami, Takashi NISHIWAKI, Toshikazu Nishiyama +1 more 1984-01-03
4412453 Method for detecting brazing defects in plate-fin type heat exchangers Nobuyuki Nagai, Yoji Matsumoto, Hideaki Ohtsu 1983-11-01
4404902 Rotary duplicating machine with automatic stencil paper discharge Juichi Horii, Shuichi Nakajima 1983-09-20
4226847 Latex polymer sensitized with steroid-serum albumin conjugate, preparation and test therewith Katsuhiro Ogasa, Morio Kuboyama, Minoru Saito, Tsutomu Kudo, Yoshitsugu Harada +1 more 1980-10-07