Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10436465 | Coaxial ventilator | — | 2019-10-08 |
| 9890964 | Coaxial ventilator | — | 2018-02-13 |
| 9874376 | Coaxial tube solar heater with nighttime cooling | — | 2018-01-23 |
| 9746205 | Double layer solar heating-and-cooling thermosyphon system | — | 2017-08-29 |
| 9739495 | Coaxial ventilator | — | 2017-08-22 |
| 9739493 | Coaxial ventilator | — | 2017-08-22 |
| 6014968 | Tubular heating-pipe solar water-heating-system with integral tank | — | 2000-01-18 |