HI

Hideki Ishikawa

Ngk Spark Plug Co.: 3 patents #6 of 117Top 6%
Overall (2005): #23,520 of 245,428Top 10%
3
Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6892565 Gas sensor and gas concentration detecting device Yoshikuni Sato, Morio Onoda, Takeshi Morita, Noboru Ishida 2005-05-17
6892566 Gas concentration sensor Masashi Sakamoto, Yoshikuni Sato, Keigo Banno, Noboru Ishida 2005-05-17
6886412 Ultrasonic-wave propagation-time measuring method and gas concentration sensor Keigo Banno, Yoshikuni Sato, Noboru Ishida, Takafumi Oshima 2005-05-03