Issued Patents All Time
Showing 25 most recent of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12182001 | Auditing-as-a-service | — | 2024-12-31 |
| 11531611 | Auditing-as-a-service | — | 2022-12-20 |
| 11456921 | Self-contained microservice platform | William M. Prendergast, Khaled Janania, II | 2022-09-27 |
| 11022078 | Methods for operating and controlling an internal combustion engine that exhausts no gas into outside atmosphere | Victor Avi Schechter | 2021-06-01 |
| 9404428 | Variable-expansion-ratio engine | — | 2016-08-02 |
| 8151553 | Operating internal-combustion engine without discharging gas into environment | — | 2012-04-10 |
| 8046984 | Airless gas-turbine engine | — | 2011-11-01 |
| 7958872 | Airless engine with gas and water recycling | — | 2011-06-14 |
| 7954478 | Airless engine | — | 2011-06-07 |
| 7789181 | Operating a plug-in air-hybrid vehicle | — | 2010-09-07 |
| 7607503 | Operating a vehicle with high fuel efficiency | — | 2009-10-27 |
| 7543668 | Operating an air-hybrid vehicle with two-stage compression and expansion | — | 2009-06-09 |
| 7464675 | Operating an air-hybrid vehicle with camshaft-driven engine valves | — | 2008-12-16 |
| 7231998 | Operating a vehicle with braking energy recovery | — | 2007-06-19 |
| RE37604 | Variable engine valve control system | Warren F. Kaufman | 2002-03-26 |
| 6223846 | Vehicle operating method and system | — | 2001-05-01 |
| 5996560 | Unthrottled engine operation with a heated air cycle | — | 1999-12-07 |
| 5878714 | Turbulence generation with intra-cycle cooling for spark ignition engines | Wengang Dai, George Carver Davis | 1999-03-09 |
| 5862790 | Method of generating turbulence with intra-cycle cooling for spark ignition engines | Wengang Dai, George Carver Davis | 1999-01-26 |
| 5572961 | Balancing valve motion in an electrohydraulic camless valvetrain | Michael Levin | 1996-11-12 |
| 5562070 | Electrohydraulic camless valvetrain with rotary hydraulic actuator | Michael Levin | 1996-10-08 |
| 5476074 | Variable compression height piston for internal combustion engine | David Lee Boggs | 1995-12-19 |
| 5456221 | Rotary hydraulic valve control of an electrohydraulic camless valvetrain | — | 1995-10-10 |
| 5456222 | Spool valve control of an electrohydraulic camless valvetrain | — | 1995-10-10 |
| 5419301 | Adaptive control of camless valvetrain | — | 1995-05-30 |