Issued Patents All Time
Showing 151–171 of 171 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D303351 | Strike plate | Steven A. Mayo | 1989-09-12 |
| 4850209 | Latch and lock housings, handles and mounting brackets | Steven A. Mayo, Joel T. Vargus, Frank R. Albris, Richard H. Russell, Thomas V. McLinden +2 more | 1989-07-25 |
| 4850208 | Latch and lock assemblies with spring-biased pivot bolts | Steven A. Mayo, Thomas V. McLinden, Timothy H. Wentzell | 1989-07-25 |
| 4841755 | Latch and lock assemblies with spring-biased slide bolts | Steven A. Mayo, Joel T. Vargus, Frank R. Albris, Richard H. Russell, Thomas V. McLinden +2 more | 1989-06-27 |
| 4838056 | Latch and lock assemblies with expansible latch elements | Steven A. Mayo, Thomas V. McLinden, Timothy H. Wentzell | 1989-06-13 |
| 4838054 | Latch and lock assemblies with lift and turn handles | Frank R. Albris, Thomas V. McClinden, Timothy H. Wentzell | 1989-06-13 |
| 4706478 | Rotary handle operated door lock | Jye P. Swan, Steven A. Mayo | 1987-11-17 |
| 4703961 | Rotary latch with internal bumper block | Joel T. Vargus | 1987-11-03 |
| D292482 | Combined latch operating handle and handle housing | Michael J. Rachocki | 1987-10-27 |
| 4683736 | Cabinet lock with recessed handle | Michael J. Rachocki, John E. Giarrizzo | 1987-08-04 |
| 4679835 | Half turn cabinet latch with three-part primary operating element | Joel T. Vargus | 1987-07-14 |
| 4674780 | Sill mounted control button assembly for a vehicle door lock | Joel T. Vargus | 1987-06-23 |
| 4671547 | Half turn cabinet latch with door gasket clamping capability | Joel T. Vargus | 1987-06-09 |
| D281665 | Combined latch operating handle and handle housing | Michael J. Rachocki, Donald J. Dignan | 1985-12-10 |
| D279761 | Lift and turn latch handle | Fredrick L. Putzier | 1985-07-23 |
| 4511166 | Handle-operated door lock with latch-operator override | — | 1985-04-16 |
| 4457146 | Sliding door lock | — | 1984-07-03 |
| D271562 | Nestable latch operating handle and housing unit | — | 1983-11-29 |
| D270424 | Tool operator for tool-operated locks | — | 1983-09-06 |
| D270328 | Latch housing with push button | Edwin W. Davis | 1983-08-30 |
| D265965 | Latch housing with push button | Edwin W. Davis | 1982-08-31 |