Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347892 | Energy storage unit and system | John E. Knarr, Stanley Miller | 1982-09-07 |
| 4341072 | Method and apparatus for converting small temperature differentials into usable energy | — | 1982-07-27 |
| 4291750 | Selective extraction heat storage unit | John E. Knarr, Stanley Miller | 1981-09-29 |