Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10825613 | Use of etch resist masked anode frame for facilitation of laser cutting, particle and leakage current reduction | Ralph Jason Hemphill, David R. Bowen, Kurt J. Erickson | 2020-11-03 |
| 10573467 | Method of printing a conductive ink onto a cathode surface to increase surface area and capacitance | David R. Bowen, Ralph Jason Hemphill | 2020-02-25 |