PAUL G. SZYMASZEK

Person

Waukesha, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Dual position pilot operated valve assembly
- Patent number 7,905,467
- Issue date Mar 15, 2011
- Parker-Hannifin Corporation
- Paul G. Szymaszek
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Dual position pilot operated valve assembly
- Patent number 7,677,527
- Issue date Mar 16, 2010
- Parker-Hannifin Corporation
- Paul G. Szymaszek
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Pilot operated valve with variable piston orifice
- Patent number 6,971,625
- Issue date Dec 6, 2005
- Parker-Hannifin Corporation
- Paul G. Szymaszek
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Rotary screw compressor and method for providing thrust bearing for...
- Patent number 5,207,568
- Issue date May 4, 1993
- Vilter Manufacturing Corporation
- Paul G. Szymaszek
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Seating seal means for disc-type valve
- Patent number 4,923,173
- Issue date May 8, 1990
- Vilter Manufacturing Corporation
- Paul G. Szymaszek
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Oil separator for separating and collecting oil entrained in refrig...
- Patent number 4,906,264
- Issue date Mar 6, 1990
- Vilter Manufacturing Corporation
- Paul G. Szymaszek
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method for operating dual slide valve rotary gas compressor
- Patent number 4,704,069
- Issue date Nov 3, 1987
- Vilter Manufacturing Corporation
- Erich J. Kocher
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Control means for gas compressor having dual slide valves
- Patent number 4,610,613
- Issue date Sep 9, 1986
- Vilter Manufacturing Corporation
- Paul G. Szymaszek
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Electronic control for expansion valve in refrigeration system
- Patent number 4,571,951
- Issue date Feb 25, 1986
- Vilter Manufacturing Corporation
- Paul G. Szymaszek
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Rotary gas compressor having rolling pistons
- Patent number 4,507,064
- Issue date Mar 26, 1985
- Vilter Manufacturing Corporation
- Erich J. Kocher
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Oil cooling apparatus for refrigeration screw compressor
- Patent number 4,419,865
- Issue date Dec 13, 1983
- Vilter Manufacturing Company
- Paul G. Szymaszek
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Oil cooling means for refrigeration screw compressor
- Patent number 4,275,570
- Issue date Jun 30, 1981
- Vilter Manufacturing Corporation
- Paul G. Szymaszek
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigeration system with refrigerant cooling of compressor and its...
- Patent number 4,254,637
- Issue date Mar 10, 1981
- Vilter Manufacturing Corporation
- Paul J. Brauch
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
DUAL POSITION PILOT OPERATED VALVE ASSEMBLY
- Publication number 20100117012
- Publication date May 13, 2010
- Parker-Hannifin Corporation
- PAUL G. SZYMASZEK
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Dual position pilot operated valve assembly
- Publication number 20060197041
- Publication date Sep 7, 2006
- Paul G. Szymaszek
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Pilot operated valve with variable piston orifice
- Publication number 20040084645
- Publication date May 6, 2004
- Paul G. Szymaszek
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

PAUL G. SZYMASZEK

Person

Patents Grantslast 30 patents

Dual position pilot operated valve assembly

Dual position pilot operated valve assembly

Pilot operated valve with variable piston orifice

Rotary screw compressor and method for providing thrust bearing for...

Seating seal means for disc-type valve

Oil separator for separating and collecting oil entrained in refrig...

Method for operating dual slide valve rotary gas compressor

Control means for gas compressor having dual slide valves

Electronic control for expansion valve in refrigeration system

Rotary gas compressor having rolling pistons

Oil cooling apparatus for refrigeration screw compressor

Oil cooling means for refrigeration screw compressor

Refrigeration system with refrigerant cooling of compressor and its...

Patents Applicationslast 30 patents

DUAL POSITION PILOT OPERATED VALVE ASSEMBLY

Dual position pilot operated valve assembly

Pilot operated valve with variable piston orifice