Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6807954 | Portable power working machine | Masato Nara | 2004-10-26 |
| 6742623 | Muffler for internal combustion engine | Katsuya Tajima, Sizuo Yamamiya | 2004-06-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6807954 | Portable power working machine | Masato Nara | 2004-10-26 |
| 6742623 | Muffler for internal combustion engine | Katsuya Tajima, Sizuo Yamamiya | 2004-06-01 |