Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830018 | Engine valve train | Atsushi Umemoto, Norihiko Watanabe | 2004-12-14 |
| 6688263 | System for controlling the temperature of a cylinder wall in an engine | Kazuhiro Yamamoto, Masao Komine, Masakatsu Miyao | 2004-02-10 |