Richard Stephen Davis

Person

Lake Orion, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Internal combustion engine employing a dedicated-cylinder EGR system
- Patent number 10,626,812
- Issue date Apr 21, 2020
- GM Global Technology Operations LLC
- Cherian A. Idicheria
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Control system and method for preventing stochastic pre-ignition in...
- Patent number 9,127,604
- Issue date Sep 8, 2015
- Richard Stephen Davis
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Compression ratio determination and control systems and methods
- Patent number 8,781,710
- Issue date Jul 15, 2014
- GM Global Technology Operations LLC
- Richard Stephen Davis
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Engine combustion chamber features for camshaft with differential v...
- Patent number 8,550,051
- Issue date Oct 8, 2013
- GM Global Technology Operations LLC
- Richard Stephen Davis
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Engine intake port arrangement for camshaft with differential valve...
- Patent number 8,397,686
- Issue date Mar 19, 2013
- GM Global Technology Operations LLC
- Richard Stephen Davis
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Engine having concentric camshaft with differential valve lift
- Patent number 8,235,019
- Issue date Aug 7, 2012
- GM Global Technology Operations LLC
- Richard Stephen Davis
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Dual-equal cam phasing with variable overlap
- Patent number 7,975,663
- Issue date Jul 12, 2011
- GM Global Technology Operations LLC
- Richard Stephen Davis
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
High overlap camshaft for improved engine efficiency
- Patent number 7,530,337
- Issue date May 12, 2009
- GM Global Technology Operations, Inc.
- Richard Stephen Davis
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
INTERNAL COMBUSTION ENGINE EMPLOYING A DEDICATED-CYLINDER EGR SYSTEM
- Publication number 20180216550
- Publication date Aug 2, 2018
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Cherian A. Idicheria
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CONTROL SYSTEM AND METHOD FOR PREVENTING STOCHASTIC PRE-IGNITION IN...
- Publication number 20130047956
- Publication date Feb 28, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Richard Stephen Davis
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
COMPRESSION RATIO DETERMINATION AND CONTROL SYSTEMS AND METHODS
- Publication number 20120290189
- Publication date Nov 15, 2012
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Richard Stephen Davis
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ENGINE COMBUSTION CHAMBER FEATURES FOR CAMSHAFT WITH DIFFERENTIAL V...
- Publication number 20110139112
- Publication date Jun 16, 2011
- GM Global Technology Operations, Inc.
- RICHARD STEPHEN DAVIS
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
ENGINE INTAKE PORT ARRANGEMENT FOR CAMSHAFT WITH DIFFERENTIAL VALVE...
- Publication number 20110139103
- Publication date Jun 16, 2011
- GM Global Technology Operations, Inc.
- Richard Stephen Davis
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
ENGINE HAVING CONCENTRIC CAMSHAFT WITH DIFFERENTIAL VALVE LIFT
- Publication number 20110107990
- Publication date May 12, 2011
- GM Global Technology Operations, Inc.
- Richard Stephen Davis
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
DUAL-EQUAL CAM PHASING WITH VARIABLE OVERLAP
- Publication number 20090255497
- Publication date Oct 15, 2009
- GM Global Technology Operations, Inc.
- Richard Stephen Davis
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Richard Stephen Davis

Person

Patents Grantslast 30 patents

Internal combustion engine employing a dedicated-cylinder EGR system

Control system and method for preventing stochastic pre-ignition in...

Compression ratio determination and control systems and methods

Engine combustion chamber features for camshaft with differential v...

Engine intake port arrangement for camshaft with differential valve...

Engine having concentric camshaft with differential valve lift

Dual-equal cam phasing with variable overlap

High overlap camshaft for improved engine efficiency

Patents Applicationslast 30 patents

INTERNAL COMBUSTION ENGINE EMPLOYING A DEDICATED-CYLINDER EGR SYSTEM

CONTROL SYSTEM AND METHOD FOR PREVENTING STOCHASTIC PRE-IGNITION IN...

COMPRESSION RATIO DETERMINATION AND CONTROL SYSTEMS AND METHODS

ENGINE COMBUSTION CHAMBER FEATURES FOR CAMSHAFT WITH DIFFERENTIAL V...

ENGINE INTAKE PORT ARRANGEMENT FOR CAMSHAFT WITH DIFFERENTIAL VALVE...

ENGINE HAVING CONCENTRIC CAMSHAFT WITH DIFFERENTIAL VALVE LIFT

DUAL-EQUAL CAM PHASING WITH VARIABLE OVERLAP