Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6463899 | Valve operating system in internal combustion engine | Chikara Tanaka, Noriyuki Yamada, Junichi Iwamoto | 2002-10-15 |
| 6449107 | Optical beam scanning device | Hidenari Tachibe, Etsuko Shibata | 2002-09-10 |
| 6425359 | Valve moving apparatus of an internal combustion engine | Noriaki Fujii, Yuji Matsumochi, Junichi Iwamoto | 2002-07-30 |
| 6418898 | Valve operating system in internal combustion engine | Chikara Tanaka, Noriyuki Yamada, Junichi Iwamoto | 2002-07-16 |
| 6347606 | Valve operating system in internal combustion engine | Chikara Tanaka, Noriyuki Yamada | 2002-02-19 |
| 6347607 | Valve operating system in internal combustion engine | Chikara Tanaka, Noriyuki Yamada, Junichi Iwamoto | 2002-02-19 |