Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5145341 | Protective shroud for the shaft of a helical gear pump | — | 1992-09-08 |
| 4875146 | Flashlight bulb mounting | — | 1989-10-17 |
| D302545 | Push button door chime | — | 1989-08-01 |
| D300528 | Push button bell chime | — | 1989-04-04 |
| D295324 | Combined bicycle lamp and bracket therefor | — | 1988-04-19 |
| 4711107 | Lamp | — | 1987-12-08 |
| D287411 | Hand torch | — | 1986-12-23 |
| D284106 | Hand lantern | — | 1986-06-03 |
| D279222 | Portable light | — | 1985-06-11 |
| 4459646 | Flashlight construction | — | 1984-07-10 |