Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6365662 | Non-slip artificial stone | Mieko Sakai | 2002-04-02 |
| 6358128 | Polishing apparatus | Kunihiko Sakurai, Tetsuji Togawa, Nobuyuki Takada, Satoshi Wakabayashi, Masahiko Sekimoto +2 more | 2002-03-19 |
| 6354922 | Polishing apparatus | Kunihiko Sakurai, Tetsuji Togawa, Nobuyuki Takada, Satoshi Wakabayashi, Masahiko Sekimoto +2 more | 2002-03-12 |