Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5242769 | Battery carrying handle | Bruce Cole | 1993-09-07 |
| 5227266 | Sealed lead-acid cell having a novel lug, and end cover assembly | David M. Shaffer | 1993-07-13 |
| 4891270 | Pressure release system for electric storage batteries | William H. Kump | 1990-01-02 |
| D292576 | Battery | William H. Kump | 1987-11-03 |
| 4701386 | Battery comprising dual terminal bushings | William H. Kump | 1987-10-20 |
| 4645725 | Battery comprising dual terminal bushings | William H. Kump | 1987-02-24 |
| 4632888 | Battery carrying handle | William H. Kump | 1986-12-30 |
| 4613550 | Venting system for electric storage batteries | William H. Kump | 1986-09-23 |