Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10205157 | Electrode for lead acid storage battery | William J. Ross, Margaret Teliska, Dennis A. Wetzel | 2019-02-12 |
| 10044043 | Fiber scrim, battery electrode and method for manufacturing same | Dennis A. Wetzel, Ramachandran Subbaraman, William J. Ross, Annette Holbrook, Jerome R. Heiman +3 more | 2018-08-07 |
| 9379378 | Electrode for lead acid storage battery | William J. Ross, Margaret Teliska, Dennis A. Wetzel | 2016-06-28 |
| 8846252 | Battery electrode and method for manufacturing same | Dennis A. Wetzel, Ramachandran Subbaraman, William J. Ross, Annette Holbrook, Jerome R. Heiman +3 more | 2014-09-30 |
| 4802652 | Tapered ball valve | Howard R. Dittmer | 1989-02-07 |