Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5061317 | Colored nacreous pigment and a method for its preparation | Seppo J. O. Hyttinen, Pekka Vapaaoksa | 1991-10-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5061317 | Colored nacreous pigment and a method for its preparation | Seppo J. O. Hyttinen, Pekka Vapaaoksa | 1991-10-29 |