Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5028959 | Vacuum collection system for dirt management | — | 1991-07-02 |
| 4750018 | Pre-transfer copy sheet cleaning apparatus | Dennis A. Abramsohn, Stephen Borostyan, Joseph Mammino | 1988-06-07 |
| 4680040 | Multipurpose filtering material | George J. Heeks, Louis Reale, Dipika R. Shah | 1987-07-14 |