TI

Toshio Ishii

HI Hitachi: 73 patents #112 of 28,497Top 1%
NC Nkk Co.: 10 patents #32 of 1,173Top 3%
FL Fujitsu Optical Components Limited: 9 patents #11 of 126Top 9%
HC Hitachi Car Engineering Co.: 6 patents #73 of 465Top 20%
Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
HC Hitachi Automotive Engineering Co.: 3 patents #60 of 314Top 20%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
MC Muramoto Industry Co.: 2 patents #1 of 16Top 7%
KC Koyo Machine Industries Co.: 1 patents #26 of 86Top 35%
HE Hitachi Tool Engineering: 1 patents #13 of 41Top 35%
NE Nec: 1 patents #7,889 of 14,502Top 55%
NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
SK Suzuki Jidosha Kogyo: 1 patents #29 of 121Top 25%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
JS Jfe Steel: 1 patents #825 of 1,401Top 60%
Overall (All Time): #12,919 of 4,157,543Top 1%
106
Patents All Time

Issued Patents All Time

Showing 51–75 of 106 patents

Patent #TitleCo-InventorsDate
6089080 Diagnosis apparatus for evaporation system Yutaka Takaku, Kazuya Kawano 2000-07-18
6085132 Control method and apparatus for diagnosing vehicles Takashi Mukaihira, Yutaka Takaku, Kazuya Kawano, Kiyoshi Miura 2000-07-04
6061624 Multi-cylinder engine combustion state diagnosis apparatus and method Yuichi Kashimura, Yutaka Takaku 2000-05-09
6050087 Method and apparatus for diagnosing engine exhaust gas purification system Nobuo Kurihara, Hiroshi Kimura, Yutaka Takaku 2000-04-18
6027333 Radiant tube burner Yoshiki Fujii, Shunichi Sugiyama, Ryoichi Tanaka, Mamoru Matsuo, Makoto Miyata +4 more 2000-02-22
6003309 Diagnostic apparatus for exhaust gas clarification apparatus for internal combustion engine Rogelio B. Agustin, Akihito Numata, Eisaku Fukuchi, Yutaka Takaku 1999-12-21
5989108 Double side grinding apparatus for flat disklike work Junzo Ikeda, Shizuki Sasakura, Yasuo Yoshimura, Koichi Ueda 1999-11-23
5986393 Cathode ray tube and method of manufacturing the same Keiji Nagata, Masanori Morii, Tadashi Muramoto 1999-11-16
5972495 Alumina coated tool and production method thereof Masayuki Gonda, Hiroshi Ueda, Tsunehiro Kawata 1999-10-26
5964811 Control method and apparatus for diagnosing vehicles Takashi Mukaihira, Yutaka Takaku, Kazuya Kawano, Kiyoshi Miura 1999-10-12
5951618 Detector device for combustion state in internal combustion engine Eisaku Fukuchi, Akihito Numata, Takanobu Ichihara 1999-09-14
5945828 Engine combustion condition detecting apparatus equipped with malfunction diagnosing apparatus Kozo Katogi, Yutaka Takaku 1999-08-31
5921078 Diagnostic equipment for an exhaust gas cleaning apparatus Yutaka Takaku 1999-07-13
5828976 Detector device for combustion state in internal combustion engine Eisaku Fukuchi, Akihito Numata, Takanobu Ichihara 1998-10-27
5819530 Internal combustion engine controller with exhaust gas purification catalyst and its deterioration monitoring system Seiji Asano, Masayoshi Kaneyasu, Kazuya Kawano, Takashi Mukaihira 1998-10-13
5802843 Method and apparatus for diagnosing engine exhaust gas purification system Nobuo Kurihara, Hiroshi Kimura, Yutaka Takaku 1998-09-08
RE35887 Conversion efficiency measuring apparatus of catalyst used for exhaust gas purification of internal combustion engine and the method of the same Masayoshi Kaneyasu, Seiji Asano 1998-09-08
5765540 Method of diagnosing an evaporative system Yutaka Takaku, Kazuya Kawano 1998-06-16
5758491 Diagnosing system and method of catalytic converter for controlling exhaust gas of internal combustion engine Rogelio B. Agustin, Akihito Numata, Kazuya Kawano, Yutaka Takaku 1998-06-02
5740676 Diagnostic apparatus for exhaust gas clarification apparatus for internal combustion engine Rogelio B. Agustin, Akihito Numata, Eisaku Fukuchi, Yutaka Takaku 1998-04-21
5649420 System for diagnosing deterioration of catalyst Takashi Mukaihira, Kiyoshi Miura, Kazuya Kawano 1997-07-22
5575265 Diagnostic method for evaporated fuel gas purging system Nobuo Kurihara, Hiroshi Kimura, Yutaka Takaku 1996-11-19
5560199 Malfunction monitoring apparatus and method for secondary air supply system of internal combustion engine Rogelio B. Agustin, Yuichi Kashimura 1996-10-01
5557933 Malfunction diagnosis apparatus for internal combustion engine Akihito Numata, Takashi Mukaihira, Yutaka Takaku, Kazuya Kawano 1996-09-24
5559721 Multi-media information transfer system 1996-09-24