Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12030792 | Recirculation loop reverse osmosis system with structurally fixed recovery rate and structurally stabilized full flow discharge | Michael Anderson | 2024-07-09 |
| 11473613 | Slippage free compact reaction washer based actuation and reaction torque transfer system with lock-on capability | — | 2022-10-18 |
| 11441593 | Interchangeable, debris insensitive and non-slipping reaction torque transfer system | — | 2022-09-13 |
| 10107325 | Multifunction reaction washer and stack accessed by slim reaction socket | John D. Davis | 2018-10-23 |
| 10001011 | Rotary piston engine with operationally adjustable compression | — | 2018-06-19 |
| 8434449 | Rotary piston device having interwined dual linked and undulating rotating pistons | — | 2013-05-07 |
| 6227072 | Light weight bicycle pedal | Thomas Ritchey | 2001-05-08 |
| 6067875 | Handlebar-mounted bicycle shifter system and method | Thomas Ritchey | 2000-05-30 |