Ma; Thomas Tsoi-Hei
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ma; Thomas Tsoi-Hei.The latest application filed is for "air hybrid vehicle".
- Ma; Thomas Tsoi-Hei - South Woodham Ferrers N/A GB
- MA; Thomas Tsoi-Hei - Chelmsford Essex GB
- Ma; Thomas Tsoi-Hei - Essex GB
- Ma; Thomas Tsoi Hei - Woodham Ferrers GB
- Ma; Thomas Tsoi-Hei - Ferrers GB
- Ma; Thomas Tsoi-Hei - Ferrets GB
| Patent | Date |
|---|---|
| Engine for an air hybrid vehicle Grant 8,584,644 - Ma , et al. November 19, 2 | 2013-11-19 |
| Air Hybrid Vehicle App 20100314186 - MA; Thomas Tsoi-Hei | 2010-12-16 |
| Engine for an Air Hybrid Vehicle App 20100307440 - Ma; Thomas Tsoi-Hei ; et al. | 2010-12-09 |
| Method of operating an internal combustion engine Grant 7,380,525 - Ma , et al. June 3, 2 | 2008-06-03 |
| Method Of Operating An Internal Combustion Engine App 20070246006 - Ma; Thomas Tsoi-Hei ; et al. | 2007-10-25 |
| Isothermal reciprocating machines App 20060248886 - Ma; Thomas Tsoi Hei | 2006-11-09 |
| Auto-ignition timing control and calibration method Grant 7,076,360 - Ma July 11, 2 | 2006-07-11 |
| Engine With Controlled Auto-ignition App 20040016425 - Ma, Thomas Tsoi Hei | 2004-01-29 |
| Engine with controlled auto-ignition Grant 6,681,751 - Ma January 27, 2 | 2004-01-27 |
| Internal combustion gasoline engine Grant 6,311,649 - Ma November 6, 2 | 2001-11-06 |
| Internal combustion engine and operation thereof Grant 6,305,364 - Ma October 23, 2 | 2001-10-23 |
| Gasoline internal combustion engine Grant 6,227,151 - Ma May 8, 2 | 2001-05-08 |
| Intake system for an internal combustion engine Grant 6,167,865 - Ma January 2, 2 | 2001-01-02 |
| Internal combustion engine Grant 6,092,512 - Ma July 25, 2 | 2000-07-25 |
| Engine with cylinder deactivation Grant 6,023,929 - Ma February 15, 2 | 2000-02-15 |
| Engine with EGR management system Grant 6,014,959 - Ma January 18, 2 | 2000-01-18 |
| Stratified charge engine Grant 5,915,354 - Ma June 29, 1 | 1999-06-29 |
| Engine with variable compression ratio Grant 5,791,302 - Ma August 11, 1 | 1998-08-11 |
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