Gray, Jr.; Charles L.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Gray, Jr.; Charles L..The latest application filed is for "ball and socket joint retention for a hydraulic pump/motor".

Company Profile

1.90.33

Gray, Jr.; Charles L. - Pinckney MI
Gray, Jr.; Charles L. - Pickney MI
Gray, Jr.; Charles L. - Houston TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Methods for safe operation of hydraulic hybrid vehicles with over-center pump/motors Grant 9,346,347 - Gray, Jr. May 24, 2	2016-05-24
Method for assembling a bent-axis pump/motor Grant 9,121,395 - Gray, Jr. September 1, 2	2015-09-01
Ball and Socket Joint Retention for a Hydraulic Pump/Motor App 20150089781 - Barba; Daniel W. ; et al.	2015-04-02
Design and Method for Assembling a Bent-Axis Pump/Motor App 20150082631 - Gray, JR.; Charles L.	2015-03-26
Low temperature dual fuel combustion utilizing diesel and methanol fuels Grant 8,985,089 - Gray, Jr. , et al. March 24, 2	2015-03-24
Modular hydraulic hybrid drivetrain Grant 8,893,491 - Gray, Jr. November 25, 2	2014-11-25
Integrated Hydraulic Accumulator Dual Shut-Off Valve App 20140311576 - Gray, JR.; Charles L.	2014-10-23
Radial hydraulic motor for a hydraulic hybrid vehicle App 20140271244 - Gray, JR.; Charles L.	2014-09-18
Methods of Operating a Series Hybrid Vehicle App 20140200754 - Gray, JR.; Charles L.	2014-07-17
Hydraulic hybrid vehicle method of safe operation Grant 8,646,565 - Gray, Jr. February 11, 2	2014-02-11
Low Temperature Dual Fuel Combustion Utilizing Diesel and Methanol Fuels App 20140026853 - Gray, JR.; Charles L. ; et al.	2014-01-30
On-demand power brake system and method Grant 8,522,546 - Gray, Jr. , et al. September 3, 2	2013-09-03
Efficiency turbocharged engine system with bottoming cycle, and method of operation Grant 8,407,999 - Gray, Jr. April 2, 2	2013-04-02
Efficient bypass valve for multi-stage turbocharging system Grant 8,387,385 - Gray, Jr. , et al. March 5, 2	2013-03-05
Methods of operating a series hybrid vehicle Grant 8,381,851 - Gray, Jr. February 26, 2	2013-02-26
Hydraulic circuit and manifold with multifunction valve Grant 8,375,982 - Gray, Jr. February 19, 2	2013-02-19
Variable length bent-axis pump/motor Grant 8,356,547 - Gray, Jr. January 22, 2	2013-01-22
Safe over-center pump/motor Grant 8,356,985 - Gray. Jr. , et al. January 22, 2	2013-01-22
Methods for Safe Operation of Hydraulic Hybrid Vehicles with Over-Center Pump/Motors App 20130014499 - Gray, JR.; Charles L.	2013-01-17
Methods for optimizing the efficiency of a series hybrid vehicle with multi-gear transmission Grant 8,306,682 - Gray, Jr. November 6, 2	2012-11-06
Two mode dual crankshaft engine Grant 8,272,356 - Haugen , et al. September 25, 2	2012-09-25
Modular Hydraulic Hybrid Drivetrain App 20120227393 - Gray, JR.; Charles L.	2012-09-13
Hydraulic Hybrid Vehicle With Large-ratio Shift Transmission And Method Of Operation Thereof App 20120178570 - Gray, JR.; Charles L. ; et al.	2012-07-12
Hydraulic Hybrid Vehicle Method Of Safe Operation App 20120123661 - Gray, JR.; Charles L.	2012-05-17
Independent displacement opposing pump/motors and method of operation Grant 8,177,009 - Gray, Jr. May 15, 2	2012-05-15
Hydraulic hybrid vehicle with large-ratio shift transmission and method of operation thereof Grant 8,162,094 - Gray, Jr. , et al. April 24, 2	2012-04-24
Hydraulic hybrid vehicle method of safe operation Grant 8,118,132 - Gray, Jr. February 21, 2	2012-02-21
Quasi free piston engine Grant 8,104,436 - Gray, Jr. January 31, 2	2012-01-31
Engine-off power steering system Grant 8,100,221 - Stuhldreher , et al. January 24, 2	2012-01-24
Engine-Off Power Steering System App 20120000725 - Stuhldreher; Mark ; et al.	2012-01-05
Diesel particulate filter regeneration system Grant 8,069,657 - Gray, Jr. December 6, 2	2011-12-06
Low emission dimethyl ether (DME) engine Grant 8,065,990 - Brusstar , et al. November 29, 2	2011-11-29
Quiet fluid supply valve Grant 8,052,116 - Gray, Jr. November 8, 2	2011-11-08
Hydraulic Hybrid Vehicle With Large-ratio Shift Transmission And Method Of Operation Thereof App 20110232418 - Gray, JR.; Charles L. ; et al.	2011-09-29
Piston-in sleeve hydraulic pressure accumulator Grant 8,020,587 - Gray, Jr. September 20, 2	2011-09-20
Fuel injector nozzle Grant 8,011,600 - Gray, Jr. September 6, 2	2011-09-06
Hydraulic accumulator and fire suppression system Grant 7,987,940 - Bryson , et al. August 2, 2	2011-08-02
Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof Grant 7,984,783 - Gray, Jr. , et al. July 26, 2	2011-07-26
Methods for optimizing the efficiency of a series hybrid vehicle with multi-gear transmission App 20110153129 - Gray, JR.; Charles L.	2011-06-23
Hydraulic Circuit and Manifold with Multifunction Valve App 20110073191 - Gray, JR.; Charles L.	2011-03-31
Methods Of Operating A Series Hybrid Vehicle App 20110071716 - Gray, JR.; Charles L.	2011-03-24
Two Mode Dual Crankshaft Engine App 20100326401 - Haugen; David James ; et al.	2010-12-30
Methods of operating a series hybrid vehicle Grant 7,857,082 - Gray, Jr. December 28, 2	2010-12-28
Quasi Free Piston Engine App 20100275884 - Gray, JR.; Charles L.	2010-11-04
Hydraulic accumulator and fire suppression system App 20100258324 - Bryson; James G. ; et al.	2010-10-14
Variable Length Bent-axis Pump/motor App 20100199837 - Gray, JR.; Charles L.	2010-08-12
Efficiency turbocharged engine system with bottoming cycle, and method of operation App 20100077746 - Gray, JR.; Charles L.	2010-04-01
On-demand power brake system and method App 20090320464 - Gray, JR.; Charles L. ; et al.	2009-12-31
Opposing pump/motors Grant 7,617,761 - Gray, Jr. November 17, 2	2009-11-17
Large angle sliding valve plate pump/motor Grant 7,594,802 - Gray, Jr. September 29, 2	2009-09-29
Fluid bearing and method of operation Grant 7,553,085 - Gray, Jr. June 30, 2	2009-06-30
Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof Grant 7,537,075 - Gray, Jr. , et al. May 26, 2	2009-05-26
Hydraulic pressure accumulator Grant 7,527,074 - Gray, Jr. May 5, 2	2009-05-05
Hydraulic Pressure Accumulator App 20090095366 - Gray, JR.; Charles L.	2009-04-16
Hydraulic machine having pressure equalization Grant 7,500,424 - Gray, Jr. , et al. March 10, 2	2009-03-10
Low emission dimethyl ether (DME) engine App 20090056684 - Brusstar; Matthew J. ; et al.	2009-03-05
Diesel particulate filter regeneration system App 20090019839 - Gray, JR.; Charles L.	2009-01-22
Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof App 20080314039 - Gray, JR.; Charles L. ; et al.	2008-12-25
Piston-in-sleeve hydraulic pressure accumulator App 20080314467 - Gray, JR.; Charles L.	2008-12-25
High-pressure fuel intensifier system Grant 7,464,697 - Gray, Jr. December 16, 2	2008-12-16
Methods of operating a series hybrid vehicle Grant 7,456,509 - Gray, Jr. November 25, 2	2008-11-25
Opposing pump/motors Grant 7,374,005 - Gray, Jr. May 20, 2	2008-05-20
Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof Grant 7,337,869 - Gray, Jr. , et al. March 4, 2	2008-03-04
Hydraulic actuator control valve Grant 7,305,914 - Gray, Jr. December 11, 2	2007-12-11
Efficient pump/motor with reduced energy loss Grant 7,305,915 - Gray, Jr. December 11, 2	2007-12-11
Vehicle drive-train including a clutchless transmission, and method of operation Grant 7,252,020 - Gray, Jr. , et al. August 7, 2	2007-08-07
Methods of operation for controlled temperature combustion engines using gasoline-like fuel, particularly multicylinder homogenous charge compression ignition (HCCI) engines Grant 7,237,532 - Gray, Jr. July 3, 2	2007-07-03
Low permeation hydraulic accumulator Grant 7,121,304 - Gray, Jr. October 17, 2	2006-10-17
Lightweight low permeation piston-in-sleeve accumulator Grant 7,108,016 - Moskalik , et al. September 19, 2	2006-09-19
Hybrid powertrain motor vehicle with homogenous charge compression ignition (HCCI) engine, and method of operation thereof Grant 7,104,349 - Gray, Jr. September 12, 2	2006-09-12
Low emission fuel for use with controlled temperature combustion, direct injection, compression ignition engines Grant 7,047,933 - Gray, Jr. May 23, 2	2006-05-23
Methods for low emission, controlled temperature combustion in engines which utilize late direct cylinder injection of fuel Grant 7,047,741 - Gray, Jr. May 23, 2	2006-05-23
Multi-crankshaft, variable-displacement engine Grant 7,032,385 - Gray, Jr. April 25, 2	2006-04-25
Multi-crankshaft, variable-displacement engine Grant 7,024,858 - Gray Jr. April 11, 2	2006-04-11
Methods of operation for controlled temperature combustion engines using gasoline-like fuel, particularly multicylinder homogenous charge compression ignition (HCCI) engines Grant 7,025,042 - Gray, Jr. April 11, 2	2006-04-11
High-efficiency, large angle, variable displacement hydraulic pump/motor Grant 7,014,429 - Gray, Jr. , et al. March 21, 2	2006-03-21
Methods of operating a parallel hybrid vehicle having an internal combustion engine and a secondary power source Grant 6,998,727 - Gray, Jr. February 14, 2	2006-02-14
Method and device for switching hydraulic fluid supplies, such as for a hydraulic pump/motor Grant 6,996,982 - Gray, Jr. February 14, 2	2006-02-14
Methods of operating a series hybrid vehicle Grant 6,876,098 - Gray, Jr. April 5, 2	2005-04-05
Low emission diesel combustion system with low charge-air oxygen concentration levels and high fuel injection pressures Grant 6,857,263 - Gray, Jr. , et al. February 22, 2	2005-02-22
Piston-in-piston variable compression ratio engine Grant 6,752,105 - Gray, Jr. June 22, 2	2004-06-22
Hydraulic hybrid vehicle Grant 6,719,080 - Gray, Jr. April 13, 2	2004-04-13
Controlled temperature combustion engine Grant 6,651,432 - Gray, Jr. November 25, 2	2003-11-25
Fully-controlled, free-piston engine Grant 6,652,247 - Gray, Jr. November 25, 2	2003-11-25
Hydraulic hybrid accumulator shut-off valve Grant 6,619,325 - Gray, Jr. September 16, 2	2003-09-16
Low emission, diesel-cycle engine Grant 6,470,682 - Gray, Jr. October 29, 2	2002-10-29
Pumped EGR system Grant 6,386,154 - Hellman , et al. May 14, 2	2002-05-14
Low emission, diesel-cycle engine Grant 6,301,888 - Gray, Jr. October 16, 2	2001-10-16
High efficiency, air bottoming engine Grant 6,301,891 - Gray, Jr. October 16, 2	2001-10-16
High efficiency, air bottoming engine Grant 6,216,462 - Gray, Jr. April 17, 2	2001-04-17
Dual-cylinder expander engine and combustion method with two expansion strokes per cycle Grant 6,202,416 - Gray, Jr. March 20, 2	2001-03-20
Torque balanced opposed-piston engine Grant 6,189,493 - Gray, Jr. February 20, 2	2001-02-20
Fast valve and actuator Grant 6,170,524 - Gray, Jr. January 9, 2	2001-01-09
Continuously smooth transmission Grant 5,887,674 - Gray, Jr. March 30, 1	1999-03-30
Floating piston, piston-valve engine Grant 5,611,300 - Gray, Jr. March 18, 1	1997-03-18
Multi-stage combustion engine Grant 5,609,131 - Gray, Jr. , et al. March 11, 1	1997-03-11
Accumulator engine Grant 5,579,640 - Gray, Jr. , et al. December 3, 1	1996-12-03
Low-temperature, near-adiabatic engine Grant 5,562,079 - Gray, Jr. October 8, 1	1996-10-08
Lightweight, safe hydraulic power system and a method of operation thereof Grant 5,507,144 - Gray, Jr. , et al. April 16, 1	1996-04-16
Anti-lock regenerative braking system Grant 5,505,527 - Gray, Jr. , et al. April 9, 1	1996-04-09
Hybrid powertrain vehicle Grant 5,495,912 - Gray, Jr. , et al. March 5, 1	1996-03-05
Water cut monitoring means and method Grant 5,095,758 - Cox , et al. March 17, 1	1992-03-17
Water-cut monitoring means and method Grant 5,070,725 - Cox , et al. December 10, 1	1991-12-10
Method and system for detecting and identifying abnormal drilling conditions Grant 4,606,415 - Gray, Jr. , et al. August 19, 1	1986-08-19