Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6534158 | Color shifting film with patterned fluorescent and non-fluorescent colorants | Peng Huang, Hong Geun Ji | 2003-03-18 |
| 6531230 | Color shifting film | Michael F. Weber, Timothy J. Nevitt, William W. Merrill, Kelly M. Roscoe, Andrew J. Ouderkirk +5 more | 2003-03-11 |
| 6506480 | Color shifting film with a plurality of fluorescent colorants | James M. Jonza | 2003-01-14 |