TO

Takafumi Oshima

Ngk Spark Plug Co.: 10 patents #1 of 151Top 1%
📍 Yokohama, JP: #11 of 226 inventorsTop 5%
Overall (2003): #1,504 of 273,478Top 1%
10
Patents 2003

Issued Patents 2003

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6652723 Hydrogen gas sensor Norihiko Nadanami, Norobu Ishida, Ryuji Inoue, Tomonori Kondo 2003-11-25
6647776 Split-flow flowmeter with a profusion facing the detection element Yoshihiko Kohmura, Shunsuke Maeda, Takio Kojima 2003-11-18
6635162 Gas sensor Satoshi Sugaya, Norihiko Nadanami, Noboru Ishida 2003-10-21
6627964 Gas sensor Kenshiro Nakashima, Yasuo Okuyama, Hitoshi Yokoi 2003-09-30
6578414 Split-flow-type flowmeter Yoshihiko Kohmura, Shunsuke Maeda, Takio Kojima 2003-06-17
6568281 Ultrasonic-wave propagation-time measuring method, gas-pressure measuring method, gas-flow rate measuring method, and gas sensor Yoshikuni Sato, Keigo Banno, Hideki Ishikawa, Noboru Ishida 2003-05-27
6568240 Method and apparatus using a gas concentration sensor for accurately controlling an air fuel ratio in an internal combustion engine Yoshikuni Sato, Noboru Ishida, Hideki Ishikawa, Yasushi Sato 2003-05-27
6554984 Method of manufacturing a gas sensor Ryuji Inoue, Shoji Kitanoya, Kenji Kato, Tomohiro Fuma 2003-04-29
6533911 Device for measuring combustible-gas concentration in an exhaust gas Hiroki Fujita, Shoji Kitanoya, Kenji Kato, Tomohiro Fuma, Ryuji Inoue 2003-03-18
6526822 Flow rate and flow velocity measurement device Shunsuke Maeda, Yoshihiko Kohmura, Takio Kojima, Yasuhisa Kuzuya, Masanori Suda 2003-03-04