Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6604506 | Intake manifold of engine | Fusatoshi Tanaka, Kenya Ishii, Hiroshi Sumimoto, Yoshihiro Nakagawa | 2003-08-12 |
| 6521161 | Method for manufacturing a golf ball | Naoki Baba, Hiroaki Tanaka, Hiroshi Hirata | 2003-02-18 |