Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6348520 | Method for color matching of powder coating composition | Kazuhiko Ohnishi, Yugen Kawamoto | 2002-02-19 |
| 6331581 | Method for color matching of powder coating composition and process for the preparation thereof | Kazuhiko Ohnishi, Yugen Kawamoto | 2001-12-18 |