Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7485253 | In-mold finished neck on a continuous extrusion blow molder | Roy Krohn, Bob Stoolmaker, John A. Garman | 2009-02-03 |
| 7464826 | Hot-fill container base structure | Ed Roubal, Roy Krohn, Larry M. Taylor | 2008-12-16 |
| 7140505 | Base design for pasteurization | Ed Roubal | 2006-11-28 |
| 7000793 | Hot-fill container base structure | Ed Roubal, Roy Krohn, Larry M. Taylor | 2006-02-21 |
| 6957953 | Reservoir reducing screw tip | Earle Ellis, Roy Krohn | 2005-10-25 |
| 6673301 | Extrusion blow-molded squeezable tube-shaped container and method for making same | David W. Cargile, Earle Ellis, Roy Krohn, Edward Roubal, Rafael Berrittella +1 more | 2004-01-06 |
| 6629834 | Apparatus for making a plastic container and closure combination | David W. Cargile, Earle Ellis, Roy Krohn | 2003-10-07 |
| 6555033 | Method and apparatus for making a plastic container and closure combination | David W. Cargile, Earle Ellis, Roy Krohn | 2003-04-29 |
| 6551092 | Parison separation assembly | Earle Ellis, Bernd Klingenmaier, Jeff Enfield, Roy Krohn | 2003-04-22 |
| 5228250 | Tamper proof anchor bolt assembly | — | 1993-07-20 |
| D313471 | Combined torque limiter and skull pin | Paul W. Bremer | 1991-01-01 |
| 4883295 | Tamper deterrent assembly | — | 1989-11-28 |
| 4838264 | Torque limiting device for use with bone penetrating pins | Paul W. Bremer | 1989-06-13 |
| 4815304 | Magnetic lock | — | 1989-03-28 |
| 4699408 | Tamper deterrent assembly | — | 1987-10-13 |
| 4552394 | Tamper indicator | — | 1985-11-12 |
| 4426896 | Tamper-proof fastener removal tool | — | 1984-01-24 |
| 4426108 | Tamper indicator | — | 1984-01-17 |
| 4372593 | Tamper indicator | — | 1983-02-08 |
| 4225165 | Tamper-resistant fastener for utility meters | — | 1980-09-30 |
| 4215600 | Torque limiter for use with off-the-shelf fastening elements | — | 1980-08-05 |