Ruman; Mark A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ruman; Mark A..The latest application filed is for "exhaust treatment device for an internal combustion engine".
- Ruman; Mark A. - Fond du Lac WI
| Patent | Date |
|---|---|
| Exhaust treatment device for an internal combustion engine Grant 6,622,481 - Ruman , et al. September 23, 2 | 2003-09-23 |
| Air assisted direct fuel injection system Grant 6,161,527 - Ruman December 19, 2 | 2000-12-19 |
| Throttle control system for a stratified charge internal combustion engine Grant 6,152,102 - Ruman November 28, 2 | 2000-11-28 |
| Engine cooling system Grant 5,937,802 - Bethel , et al. August 17, 1 | 1999-08-17 |
| Cylinder-specific spark ignition control system for direct fuel injected two-stroke engine Grant 5,924,404 - Ruman , et al. July 20, 1 | 1999-07-20 |
| Oil management system for a fuel injected engine Grant 5,878,708 - Ruman March 9, 1 | 1999-03-09 |
| Engine control strategy as a function of gear selector mechanism Grant 5,836,851 - Ruman November 17, 1 | 1998-11-17 |
| Engine lubrication circuit with alternating lubrication paths Grant 5,826,556 - Ruman , et al. October 27, 1 | 1998-10-27 |
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