Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D327476 | Digitizing stylus | Charles Merritt | 1992-06-30 |
| D324475 | Retractable blade knife | Robert B. Staubitz, Robert H. Bruno | 1992-03-10 |
| D322250 | Digitizing stylus | Charles Merritt | 1991-12-10 |
| D320787 | Digitizing stylus | Charles Merritt | 1991-10-15 |
| D308930 | Stapler | John Leszczak, Robert B. Staubitz | 1990-07-03 |
| D304903 | Stapler | John Leszczak, Robert B. Staubitz | 1989-12-05 |
| 4831677 | Sponge mop | Keith Morrison, Robert B. Staubitz, Peter M. MacDonald | 1989-05-23 |