Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5842905 | Process for making a temporary color change on a plastic material | James S. W. Lee, Chiu Keung Kwan, Chen Kan-Nan | 1998-12-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5842905 | Process for making a temporary color change on a plastic material | James S. W. Lee, Chiu Keung Kwan, Chen Kan-Nan | 1998-12-01 |