Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554943 | Flakes from multilayer iridescent films for use in paints and coatings | Ramakrishna Shetty | 2003-04-29 |
| 6475608 | Multi-layer iridescent films | Ramakrishna Shetty | 2002-11-05 |
| 6291056 | Flakes from multilayer iridescent films for use in paints and coatings | Ramakrishna Shetty | 2001-09-18 |
| 5567488 | Multilayer barrier film for transdermal drug delivery system and ostomy applications | Michael Ian Ferguson, Harvey C. Tung | 1996-10-22 |
| 5567489 | Multilayer halogen-free barrier film for ostomy and transdermal drug delivery applications | Michael Ian Ferguson, Harvey C. Tung | 1996-10-22 |
| 5468526 | Multilayer barrier film for ostomy applications | Duane F. Foye, Michael Ian Ferguson | 1995-11-21 |