Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5417749 | Microemulsion printing ink | Ramasamy Krishnan, John M. Rooney, Marilyn C. Yamat | 1995-05-23 |
| 5158606 | Low rub printing ink | Daniel J. Carlick, Ramasamy Krishnan, Richard R. Durand, Jr. | 1992-10-27 |
| 5098478 | Water-based ink compositions | Ramasamy Krishnan, Timothy C. Vogel | 1992-03-24 |
| 4854969 | Lithographic fountain solutions | Ramasamy Krishnan, Arthur I. Lowell | 1989-08-08 |