Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948251 | Pivoting sharpening device for pencil with non-circular cross section | William C. Lamson | 2005-09-27 |
| 6725549 | Sliding sharpening device for pencil with non-circular cross section | Joseph A. Naim | 2004-04-27 |
| 6231453 | Golf swing indicator | — | 2001-05-15 |
| 5014431 | Tool for handling disposable food containing bags | Frank D. Flagg, Harold W. Danser, III, William Kobernus, George L. Schick | 1991-05-14 |