Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6642335 | Flow-and-leveling agents for powder coatings | Yasuhiro Oiwa, Shigehiro Kawahito | 2003-11-04 |
| 6630522 | Flow-and-leveling agents for paints and links | Shigehiro Kawahito | 2003-10-07 |