Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5752542 | Back flow preventing adjustable valve apparatus | — | 1998-05-19 |
| 5676002 | Vehicle lock guard | — | 1997-10-14 |
| 5553636 | Watering through fill valve control | Herbert W. Hoeptner, Jr., Rahl E. Hoeptner | 1996-09-10 |
| 5553637 | Frost-free water supply | — | 1996-09-10 |
| 5355907 | Automatic draining back flow preventer for use with hydrant | — | 1994-10-18 |
| 5228471 | Automatic draining back flow preventer | — | 1993-07-20 |
| 5217039 | Automatic draining back flow preventer for use with ground hydrant | — | 1993-06-08 |
| 5033500 | Freeze valve apparatus | — | 1991-07-23 |
| 5003945 | Dual spark plug ignition system for motorcycle internal combustion engine | — | 1991-04-02 |
| 4964709 | Foldable binoculars with enclosed side walls | — | 1990-10-23 |
| 4955193 | Adjustable shield for motorcycle exhaust pipe | — | 1990-09-11 |
| 4953519 | Dual contact ignition system for motocycle internal combustion engine | — | 1990-09-04 |
| 4951723 | Motorcycle engine oil drain plug | — | 1990-08-28 |
| 4935128 | Motorcycle engine lubricating oil filter apparatus | — | 1990-06-19 |
| 4880280 | Motorcycle wheel hub and flange assembly | Ignatius J. Panzica | 1989-11-14 |
| 4854339 | Freeze valve apparatus | — | 1989-08-08 |
| 4474059 | Valve adjusting tool | — | 1984-10-02 |
| 4457741 | Tensioner | — | 1984-07-03 |
| 4291416 | Chain tensioner | — | 1981-09-22 |