Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344489 | Synthetic, monodispersed color pigments for the coloration of media such as printing inks, and method and apparatus for making same | Wan Hsu, Manfred R. Kuehnle | 1994-09-06 |
| 5318628 | Synthetic, monodispersed color pigments for the coloration of media such as printing inks, and method and apparatus for making same | Wan Hsu, Manfred R. Kuehnle | 1994-06-07 |
| 5318797 | Coated particles, hollow particles, and process for manufacturing the same | Nobuo Kawahashi | 1994-06-07 |