Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6171735 | Negative-acting no-process printing plates | Minyu Li, James P. Gardner, Jr., Sumita B. Mitra | 2001-01-09 |
| 6027857 | Negative-acting no-process printing plates | Minyu Li, James P. Gardner, Jr., Sumita B. Mitra | 2000-02-22 |
| 5925497 | Negative-acting no-process printing plates | Minyu Li, James P. Gardner, Jr., Sumita B. Mitra | 1999-07-20 |
| 5910395 | Negative-acting no-process printing plates | Minyu Li, James P. Gardner, Jr., Sumita B. Mitra | 1999-06-08 |
| 5849462 | Negative-acting no-process printing plates | Minyu Li, James P. Gardner, Jr., Sumita B. Mitra | 1998-12-15 |