Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5985118 | Solid electrolyte gas concentration detector | Daisuke Makino, Keigo Mizutani, Yoshimasa Hijikata, Kanehito Nakamura, Hiroshi Mori | 1999-11-16 |
| 5676811 | Air-fuel ratio detecting device | Daisuke Makino, Keigo Mizutani, Masataka Naito, Masanori Yamada, Masahiro Shibata +1 more | 1997-10-14 |