Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11972906 | Aluminum oxide layer on anode foil for aluminum electrolytic capacitor | Ralph Jason Hemphill | 2024-04-30 |
| 10872731 | Aluminum oxide layer on anode foil for aluminum electrolytic capacitor | Ralph Jason Hemphill | 2020-12-22 |
| 10707024 | Method of forming an aluminum oxide layer on anode foil for aluminum electrolytic capacitor | Ralph Jason Hemphill | 2020-07-07 |
| 10603694 | Sonicating bath for anode foils | Ralph Jason Hemphill, David R. Bowen, Xiaofei Jiang, Troy L. McCurry | 2020-03-31 |
| 10422050 | Process for using persulfate in a low pH etch solution to increase aluminum foil capacitance | Ralph Jason Hemphill, David R. Bowen, Timothy R. Marshall | 2019-09-24 |
| 9991056 | Sonicating bath for anode foils | Ralph Jason Hemphill, David R. Bowen, Xiaofei Jiang, Troy L. McCurry | 2018-06-05 |
| 9976226 | Method of stressing oxides | Ralph Jason Hemphill, David R. Bowen, Thomas F. Strange | 2018-05-22 |
| 8185836 | Display, visualization, and processing tool for channel distortion and cell friction mitigation | Atul A. Karve, John Ronald Burr, Angelo Chopelas, Gerald Potts, Mark Dubecky | 2012-05-22 |