TT

Tadashi Takahashi

HI Hitachi: 54 patents #236 of 28,497Top 1%
PE Pentax: 26 patents #54 of 761Top 8%
Canon: 13 patents #5,080 of 19,416Top 30%
PE Pentax: 10 patents #42 of 396Top 15%
FC Furukawa Electric Co.: 6 patents #331 of 2,370Top 15%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
ML Mitsubishi Petrochemical Company Limited: 5 patents #67 of 670Top 10%
SM Suzuki Motor: 5 patents #90 of 1,209Top 8%
TO Toshiba: 5 patents #173 of 2,688Top 7%
HC Hitachi Automotive Engineering Co.: 4 patents #36 of 314Top 15%
NR Nidec Read: 4 patents #9 of 61Top 15%
KI Kikkoman: 4 patents #46 of 324Top 15%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
BM Bridgestone Metalpha: 3 patents #3 of 19Top 20%
NC Nippon Electric Glass Co.: 3 patents #132 of 437Top 35%
SC Shin-Etsu Chemical Co.: 3 patents #839 of 2,176Top 40%
HS Hitachi Tohbu Semiconductor: 2 patents #78 of 223Top 35%
TW Tokyo Automatic Machinery Works: 2 patents #17 of 58Top 30%
ND Nitto Denko: 2 patents #1,207 of 2,479Top 50%
HO Hoya: 2 patents #523 of 1,290Top 45%
JP Japan Polychem: 2 patents #15 of 104Top 15%
MC Mitsubishi Chemical: 2 patents #928 of 3,022Top 35%
MP Mitsubishi Power: 2 patents #85 of 508Top 20%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
AK Asahi Kogaku Kabushiki Kaisha: 1 patents #9 of 73Top 15%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
HC Hitachi Media Electronics Co.: 1 patents #130 of 214Top 65%
HC Hitachi Mizusawa Electronics Co.: 1 patents #8 of 28Top 30%
JC Japan Servo Co.: 1 patents #92 of 161Top 60%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
NR Noda Institute For Scientific Research: 1 patents #19 of 45Top 45%
NK Nsk-Warner Kabushiki Kaisha: 1 patents #24 of 62Top 40%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
AN Anritsu: 1 patents #314 of 633Top 50%
📍 Tokyo, NY: #6 of 99 inventorsTop 7%
Overall (All Time): #4,634 of 4,157,543Top 1%
173
Patents All Time

Issued Patents All Time

Showing 101–125 of 173 patents

Patent #TitleCo-InventorsDate
5462805 Fire-protection and safety glass panel Akihiko Sakamoto, Masayuki Ninomiya 1995-10-31
5457166 Process for preparing a polyester-modified silicone resin and a curable composition comprising the polyester-modified silicone resin Yuji Yoshikawa, Mitsuhiro Takarada 1995-10-10
5453972 Optical disk apparatus Hiroshi Kanazawa, Fumio Tajima, Ryoichi Naganuma, Nobuyoshi Mutoh, Hideki Nihei +3 more 1995-09-26
5432644 Disk drive unit having motor components in a compact arrangement Fumio Tajima, Hiroshi Kanazawa, Hiroshi Katayama, Kazuo Ohnishi, Nobuyoshi Mutoh +3 more 1995-07-11
5408016 Process for producing ethylene polymers Yoichi Maeda, Naoko Kusaka 1995-04-18
5351027 Magnetic sensor Syooichi Kawamata, Shigeki Morinaga 1994-09-27
5347994 Endoscope light source apparatus with setting enable and disable modes Katsuhiko Furuya 1994-09-20
5272497 Light source apparatus for endoscope Katsuhiko Furuya 1993-12-21
RE34443 Apparatus magnetically detecting position or speed of moving body utilizing bridge circuit with series connected MR elements Seizi Yamashita, Kunio Miyashita, Syooichi Kawamata 1993-11-16
5239490 Device for detecting rotation of rotary shaft and rotation controlling apparatus using the same Ryoso Masaki, Toshiyuki Koterazawa, Kazuo Tahara, Kunio Miyashita, Yoshikazu Hoshi +1 more 1993-08-24
RE34355 Magneto resistive sensor for detecting movement of a rotating body Hiroshi Nishida, Kunio Miyashita, Sadao Sekizawa 1993-08-24
5220912 Light source apparatus for endoscope Masaaki Nakasima, Katsuhiko Furuya 1993-06-22
5218279 Method and apparatus for detection of physical quantities, servomotor system utilizing the method and apparatus and power steering apparatus using the servomotor system Syooichi Kawamata, Shigeki Morinaga 1993-06-08
5214114 Process for producing ethylene polymers Junji Mayumi, Yoichi Maeda 1993-05-25
5191369 Photographing light quantity controller for endoscope Katsuhiko Furuya, Masaaki Nakasima, Takayuki Enomoto 1993-03-02
5184170 Photographing light quantity controller for endoscope Katsuhiko Furuya, Masaaki Nakasima, Takayuki Enomoto 1993-02-02
5184159 Light source apparatus for endoscope Katsuhiko Furuya 1993-02-02
5159380 Photographing light quantity controller for endoscope Katsuhiko Furuya, Masaaki Nakasima, Takayuki Enomoto 1992-10-27
5155673 Thyristor converter protection method and apparatus Katsuro Ito 1992-10-13
5122584 Process for preparing ethylene copolymers 1992-06-16
5115261 Photographing light quantity controller for endoscope Nobuhiro Noda, Katsuhiko Furuya, Masaaki Nakasima 1992-05-19
5068301 Coating composition for electrophotographic carrier Yoshio Okamura, Mitsuhiro Takarada, Yoshiteru Kobayashi 1991-11-26
5033565 Motor-driven power steering apparatus Toshimi Abukawa, Toshiaki Okuyama, Kazuo Tahara, Katsuji Marumoto, Toshiyuki Koterazawa +6 more 1991-07-23
5026797 Process for producing ethylene copolymers 1991-06-25
5019776 Magnetic position detection apparatus having two magnetic recording medium tracks with magnetoresistors arranged in a bridge circuit so as to eliminate even order harmonic distortion Syooichi Kawamata, Kunio Miyashita 1991-05-28