David Firel Schaller

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Dunlap, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
System, method, and apparatus to control engine intake manifold air...
- Patent number 10,082,109
- Issue date Sep 25, 2018
- Caterpillar Inc.
- Matthew J. Engfehr
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
System and method for supplying natural gas to dual fuel engine
- Patent number 9,638,118
- Issue date May 2, 2017
- Caterpillar Inc.
- David F. Schaller
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM, METHOD, AND APPARATUS TO CONTROL ENGINE INTAKE MANIFOLD AIR...
- Publication number 20180066618
- Publication date Mar 8, 2018
- Caterpillar Inc.
- Matthew J. ENGFEHR
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SYSTEM AND METHOD FOR SUPPLYING NATURAL GAS TO DUAL FUEL ENGINE
- Publication number 20160298556
- Publication date Oct 13, 2016
- Caterpillar Inc.
- David F. Schaller
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
MULTI-COMPARTMENT PHAE SEPARATION TANK FOR MULTIPLE REDUCTANT INJEC...
- Publication number 20140369899
- Publication date Dec 18, 2014
- Caterpillar Inc.
- MATTHEW FAHRENKRUG
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES