Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11170946 | High voltage supercapacitor | Stephen David VOLLER, Timothy Walder, Marappa Rajendran | 2021-11-09 |
| 11164703 | High voltage supercapacitor | Stephen David VOLLER, Timothy Walder, Marappa Rajendran | 2021-11-02 |
| D859687 | Apparatus for recharging batteries | Stephen David VOLLER, Marappa Rajendran, Tim Walder | 2019-09-10 |
| D800651 | Charger | Stephen David VOLLER, Marappa Rajendran, Tim Walder | 2017-10-24 |
| 9774201 | Battery charger | Stephen David VOLLER, Marappa Rajendran, Ana Trindade, Madhuri Dutta, Nazanin Rashidi +2 more | 2017-09-26 |