Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6523710 | Tamper resistant bottle cap and neck | Douglas J. Hidding, Robert D. Hidding | 2003-02-25 |
| 6003701 | Tamper resistant bottle cap and neck | Douglas J. Hidding, Robert D. Hidding | 1999-12-21 |
| 5957316 | Valved bottle cap | Douglas J. Hidding, Robert D. Hidding | 1999-09-28 |
| 5904259 | Protective tamper-evident label and bottle cap | Douglas J. Hidding | 1999-05-18 |
| 5542555 | Valved bottle cap | Douglas J. Hidding, Robert D. Hidding | 1996-08-06 |
| 5473855 | System for installing closures on containers | Douglas J. Hidding, Robert D. Hidding, H. Thomas Boyles | 1995-12-12 |
| 5392939 | Valved bottle cap | Douglas J. Hidding, Robert D. Hidding | 1995-02-28 |
| 5385252 | Closure | Douglas J. Hidding, Robert D. Hidding | 1995-01-31 |
| 5307945 | Closure | Douglas J. Hidding, Robert D. Hidding | 1994-05-03 |
| 4369901 | Snap-up cover for spice dispenser | — | 1983-01-25 |
| 4354609 | Snap-on tamperproof bottle cap | — | 1982-10-19 |