James U. Lemke

Person

San Diego, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Ported engine constructions with low-tension compression seals
- Patent number 10,935,134
- Issue date Mar 2, 2021
- Achates Power, Inc.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Dual crankshaft, opposed-piston engine constructions
- Patent number 10,060,345
- Issue date Aug 28, 2018
- Achates Power, Inc.
- Christina Exner
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Ported engine constructions with low-tension compression seals
- Patent number 10,036,471
- Issue date Jul 31, 2018
- Achates Power, Inc.
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Constructions for piston thermal management
- Patent number 9,810,174
- Issue date Nov 7, 2017
- Achates Power, Inc.
- Michael H. Wahl
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rolling thrust bearing constructions
- Patent number 8,807,112
- Issue date Aug 19, 2014
- Achates Power, Inc.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Two stroke opposed-piston engines with compression release for engi...
- Patent number 8,746,190
- Issue date Jun 10, 2014
- Achates Power, Inc.
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Cylinder and piston assemblies for opposed piston engines
- Patent number 8,550,041
- Issue date Oct 8, 2013
- Achates Power, Inc.
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Multi-cylinder opposed piston engines
- Patent number 8,539,918
- Issue date Sep 24, 2013
- Achates Power, Inc.
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Opposed piston, compression ignition engine with single-side mounte...
- Patent number 8,485,161
- Issue date Jul 16, 2013
- Achates Power, Inc.
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Opposed piston, compression ignition engine with single-side mounte...
- Patent number 8,474,435
- Issue date Jul 2, 2013
- Achates Power, Inc.
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Two-cycle, opposed-piston internal combustion engine
- Patent number 8,286,596
- Issue date Oct 16, 2012
- Achates Power, Inc.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Internal combustion engine with provision for lubricating pistons
- Patent number 8,281,755
- Issue date Oct 9, 2012
- Achates Power, Inc.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Opposed piston engine
- Patent number 8,276,552
- Issue date Oct 2, 2012
- Achates Power, Inc.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Two-cycle, opposed-piston internal combustion engine
- Patent number 8,087,389
- Issue date Jan 3, 2012
- Achates Power, Inc.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Generating electricity with a hypocyloidally driven, opposed piston...
- Patent number 7,931,005
- Issue date Apr 26, 2011
- Achates Power, Inc.
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Cylinder and piston assemblies for opposed piston engines
- Patent number 7,861,679
- Issue date Jan 4, 2011
- Achates Power, Inc.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Two-cycle, opposed-piston internal combustion engine
- Patent number 7,784,436
- Issue date Aug 31, 2010
- Achates Power, Inc.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Opposed piston internal-combustion engine with hypocycloidal drive...
- Patent number 7,640,910
- Issue date Jan 5, 2010
- Achates Power, Inc.
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Opposed piston engine with piston compliance
- Patent number 7,591,235
- Issue date Sep 22, 2009
- Achates Power, Inc.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Two-cycle, opposed-piston internal combustion engine
- Patent number 7,549,401
- Issue date Jun 23, 2009
- Achates Power, Inc.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Two-stroke, opposed-piston internal combustion engine
- Patent number 7,546,819
- Issue date Jun 16, 2009
- Achates Power.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Opposed piston engine
- Patent number 7,360,511
- Issue date Apr 22, 2008
- Achates Power, Inc.
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Opposed piston, homogeneous charge pilot ignition engine
- Patent number 7,270,108
- Issue date Sep 18, 2007
- Achates Power LLC
- James U. Lemke
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Two-cycle, opposed-piston internal combustion engine
- Patent number 7,156,056
- Issue date Jan 2, 2007
- Achates Power, LLC
- James U. Lemke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Apparatus and method for high speed recording of video signals
- Patent number 6,393,199
- Issue date May 21, 2002
- Recording Physics, Inc.
- James U. Lemke
- G11 - INFORMATION STORAGE
Information Patent Grant
Multilevel signal equalization utilizing nonlinear maps
- Patent number 6,381,083
- Issue date Apr 30, 2002
- Applied Nonlinear Sciences, LLC
- Henry D. I. Abarbanel
- G11 - INFORMATION STORAGE
Information Patent Grant
Arcuate scanning tape drive with a servo mechanism responsive to se...
- Patent number 6,188,535
- Issue date Feb 13, 2001
- James U. Lemke
- G11 - INFORMATION STORAGE
Information Patent Grant
Wet rigid disk drive assembly with a conical spindle bearing
- Patent number 6,122,143
- Issue date Sep 19, 2000
- Visqus Corporation
- James U. Lemke
- G11 - INFORMATION STORAGE
Information Patent Grant
Edge tensioning sloping tape guide for arcuately scanning tape drive
- Patent number 5,646,806
- Issue date Jul 8, 1997
- Minnesota Mining and Manufacturing Company
- Neil J. Griffith
- G11 - INFORMATION STORAGE
Information Patent Grant
Aircraft propeller thrust measurement apparatus
- Patent number 5,524,494
- Issue date Jun 11, 1996
- James U. Lemke
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
PORTED ENGINE CONSTRUCTIONS WITH LOW-TENSION COMPRESSION SEALS
- Publication number 20180335141
- Publication date Nov 22, 2018
- Achates Power, Inc.
- JAMES U. LEMKE
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Cylinder and Piston Assemblies for Opposed Piston Engines
- Publication number 20140026864
- Publication date Jan 30, 2014
- Achates Power, Inc.
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Constructions for Piston Thermal Management
- Publication number 20130112175
- Publication date May 9, 2013
- Achates Power, Inc.
- Michael H. Wahl
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Dual crankshaft, opposed-opposed-piston engine constructions
- Publication number 20120285422
- Publication date Nov 15, 2012
- Achates Power, Inc.
- Christina Exner
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Two-cycle, opposed-piston internal combustion engine
- Publication number 20120152185
- Publication date Jun 21, 2012
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Two stroke opposed-piston engines with compression release for engi...
- Publication number 20120125298
- Publication date May 24, 2012
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Rolling thrust bearing constructions
- Publication number 20110186005
- Publication date Aug 4, 2011
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Single-crankshaft, opposed-piston engine constructions
- Publication number 20110186017
- Publication date Aug 4, 2011
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Ported engine constructions with low-tension compression seals
- Publication number 20110114038
- Publication date May 19, 2011
- Achates Power, Inc.
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Auxiliary systems for opposed piston engines
- Publication number 20110094223
- Publication date Apr 28, 2011
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Cylinder and piston assemblies for opposed piston engines
- Publication number 20100212637
- Publication date Aug 26, 2010
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Multi-Cylinder opposed piston engines
- Publication number 20100212613
- Publication date Aug 26, 2010
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
TWO-CYCLE, OPPOSED-PISTON INTERNAL COMBUSTION ENGINE
- Publication number 20100186723
- Publication date Jul 29, 2010
- Achates Power, LLC
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Generating electricity with a hypocyloidally driven, opposed piston...
- Publication number 20100109343
- Publication date May 6, 2010
- Achates Power, Inc.
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Opposed piston, compression ignition engine with single-side mounte...
- Publication number 20100071671
- Publication date Mar 25, 2010
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Opposed piston, compression ignition engine with single-side mounte...
- Publication number 20100071670
- Publication date Mar 25, 2010
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Cylinder and piston assemblies for opposed piston engines
- Publication number 20100012055
- Publication date Jan 21, 2010
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Two-cycle, opposed-piston internal combustion engine
- Publication number 20090293820
- Publication date Dec 3, 2009
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Internal combustion engine with provision for lubricating pistons
- Publication number 20080314688
- Publication date Dec 25, 2008
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Opposed piston engine with piston compliance
- Publication number 20080163848
- Publication date Jul 10, 2008
- Achates Power, Inc.
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Two-Cycle, Opposed-Piston Internal Combustion Engine
- Publication number 20070245892
- Publication date Oct 25, 2007
- Achates Power, LLC
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Opposed piston internal-combustion engine with hypocycloidal drive...
- Publication number 20070215093
- Publication date Sep 20, 2007
- Achates Power, LLC
- James U. Lemke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Two-stroke, opposed-piston internal combustion engine
- Publication number 20070039572
- Publication date Feb 22, 2007
- Achates Power, LLC
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Opposed piston, homogeneous charge pilot ignition engine
- Publication number 20060219213
- Publication date Oct 5, 2006
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Opposed piston engine
- Publication number 20060157003
- Publication date Jul 20, 2006
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Two-cycle, opposed-piston internal combustion engine
- Publication number 20050274332
- Publication date Dec 15, 2005
- James U. Lemke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

James U. Lemke

Person

Patents Grantslast 30 patents

Ported engine constructions with low-tension compression seals

Dual crankshaft, opposed-piston engine constructions

Ported engine constructions with low-tension compression seals

Constructions for piston thermal management

Rolling thrust bearing constructions

Two stroke opposed-piston engines with compression release for engi...

Cylinder and piston assemblies for opposed piston engines

Multi-cylinder opposed piston engines

Opposed piston, compression ignition engine with single-side mounte...

Opposed piston, compression ignition engine with single-side mounte...

Two-cycle, opposed-piston internal combustion engine

Internal combustion engine with provision for lubricating pistons

Opposed piston engine

Two-cycle, opposed-piston internal combustion engine

Generating electricity with a hypocyloidally driven, opposed piston...

Cylinder and piston assemblies for opposed piston engines

Two-cycle, opposed-piston internal combustion engine

Opposed piston internal-combustion engine with hypocycloidal drive...

Opposed piston engine with piston compliance

Two-cycle, opposed-piston internal combustion engine

Two-stroke, opposed-piston internal combustion engine

Opposed piston engine

Opposed piston, homogeneous charge pilot ignition engine

Two-cycle, opposed-piston internal combustion engine

Apparatus and method for high speed recording of video signals

Multilevel signal equalization utilizing nonlinear maps

Arcuate scanning tape drive with a servo mechanism responsive to se...

Wet rigid disk drive assembly with a conical spindle bearing

Edge tensioning sloping tape guide for arcuately scanning tape drive

Aircraft propeller thrust measurement apparatus

Patents Applicationslast 30 patents

PORTED ENGINE CONSTRUCTIONS WITH LOW-TENSION COMPRESSION SEALS

Cylinder and Piston Assemblies for Opposed Piston Engines

Constructions for Piston Thermal Management

Dual crankshaft, opposed-opposed-piston engine constructions

Two-cycle, opposed-piston internal combustion engine

Two stroke opposed-piston engines with compression release for engi...

Rolling thrust bearing constructions

Single-crankshaft, opposed-piston engine constructions

Ported engine constructions with low-tension compression seals

Auxiliary systems for opposed piston engines

Cylinder and piston assemblies for opposed piston engines

Multi-Cylinder opposed piston engines

TWO-CYCLE, OPPOSED-PISTON INTERNAL COMBUSTION ENGINE

Generating electricity with a hypocyloidally driven, opposed piston...

Opposed piston, compression ignition engine with single-side mounte...

Opposed piston, compression ignition engine with single-side mounte...

Cylinder and piston assemblies for opposed piston engines

Two-cycle, opposed-piston internal combustion engine

Internal combustion engine with provision for lubricating pistons

Opposed piston engine with piston compliance

Two-Cycle, Opposed-Piston Internal Combustion Engine

Opposed piston internal-combustion engine with hypocycloidal drive...

Two-stroke, opposed-piston internal combustion engine

Opposed piston, homogeneous charge pilot ignition engine

Opposed piston engine

Two-cycle, opposed-piston internal combustion engine