Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5478869 | Protective coating material | Yosuke Takahashi, Noriaki Oshima, Reiko Otomo | 1995-12-26 |
| 5171811 | Protective coating material | Yosuke Takahashi, Noriaki Oshima | 1992-12-15 |