Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645939 | Surface-treated substrate | Tsuneo Wakabayashi, Yukiko Takano | 1997-07-08 |
| 5605958 | Composition for surface treatment | Fumiaki Gunji, Takeshi Morimoto, Yukiko Ono | 1997-02-25 |