Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142183 | Energy conservation systems and methods | Jeffrey N. Yu, James W. Hill | 2021-10-12 |
| 10940850 | Energy conservation systems and methods | Jeffrey N. Yu, James W. Hill | 2021-03-09 |
| 10921030 | Thermal energy system and method of operation | Dmitriy Zaynulin, Graeme Ogilvie, Kevin Stickney | 2021-02-16 |
| 10890416 | Laser adjustment system for firearm training apparatus | Michael Frank Hughes, Jack Kettlestrings, Britt Lentz | 2021-01-12 |