Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827213 | Cosmetic container | Keiji Hirotomi, Kenichi Ito, Hiroshi Yamazaki | 2004-12-07 |
| 6691658 | Rotation prevention structure of a valve lifter for an internal combustion engine | Shigenobu Uchiyama | 2004-02-17 |