Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11085423 | Gravity field energy storage and recovery system | James Francis Kellinger | 2021-08-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11085423 | Gravity field energy storage and recovery system | James Francis Kellinger | 2021-08-10 |