Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5853095 | Tamper evident splitting closure | Douglas G. Begley | 1998-12-29 |
| 5685443 | Composite closure and method of making same | James M. Taber, Douglas G. Begley | 1997-11-11 |
| 4981230 | Composite cap including tamper indicating band | Frank H. Lecinski, Jr., Douglas G. Begley | 1991-01-01 |
| 4347940 | Lever-off tamper-indicating composite closure | Elmer J. Boik | 1982-09-07 |