Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554983 | Gas sensing element employable in an exhaust system of an internal combustion engine | Hiroo Imamura, Toshitaka Saito, Daisuke Makino | 2003-04-29 |
| 6205843 | Gas sensing element and a method for measuring a specific gas concentration | Akio Tanaka, Tomio Sugiyama, Shinichiro Imamura, Satoshi Hada | 2001-03-27 |
| 6068747 | Solid electrolyte gas sensor | Senta Tojo, Makoto Saito, Hiroshi Mori, Yushi Fukuda | 2000-05-30 |
| 5985118 | Solid electrolyte gas concentration detector | Daisuke Makino, Hisayoshi Ohta, Yoshimasa Hijikata, Kanehito Nakamura, Hiroshi Mori | 1999-11-16 |
| 5676811 | Air-fuel ratio detecting device | Daisuke Makino, Hisayoshi Ohta, Masataka Naito, Masanori Yamada, Masahiro Shibata +1 more | 1997-10-14 |