Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605958 | Composition for surface treatment | Takashige Yoneda, Fumiaki Gunji, Yukiko Ono | 1997-02-25 |
| 5604426 | Electric apparatus with a power supply including an electric double layer capacitor | Michio Okamura, Kazuya Hiratsuka | 1997-02-18 |