Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10428694 | Pumped thermal and energy storage system units with pumped thermal system and energy storage system subunits | Robert B. Laughlin, Nicholas Cizek | 2019-10-01 |
| 10422250 | Pumped thermal systems with variable stator pressure ratio control | Robert B. Laughlin, Nicholas Cizek | 2019-09-24 |
| 10288357 | Hybrid pumped thermal systems | Robert B. Laughlin, Nicholas Cizek | 2019-05-14 |
| 10233787 | Storage of excess heat in cold side of heat engine | Raj B. Apte | 2019-03-19 |
| 10233833 | Pump control of closed cycle power generation system | Raj B. Apte | 2019-03-19 |
| 10221775 | Use of external air for closed cycle inventory control | Raj B. Apte | 2019-03-05 |
| 10082045 | Use of regenerator in thermodynamic cycle system | Raj B. Apte | 2018-09-25 |
| 10012448 | Systems and methods for energy storage and retrieval | Robert B. Laughlin, Nicholas Cizek | 2018-07-03 |
| 6959751 | Winding system, rolling door assembly including the same and kit for assembling the winding system | Normand Savard, Pierre-Louis Foucault | 2005-11-01 |
| 6681809 | Device for bending an extremity of a torsional spring | Normand Savard, Guillaume Allen | 2004-01-27 |