| Title | US Number |
| Potassium-Oxygen Batteries Based on Potassium Superoxide | 14/762,768 |
| Anode for Potassium-Air Batteries | 62/168,452 |
| Ion-Conductive Oxygen-Blocking Separators for Metal-Air Batteries | 62/173,070 |
| Low-Cost Photo-Rechargeable Batteries | 62/127,862 |