Richard K. Nurnberg

Follow

Person

Norristown, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Universal differential thermostat for solar heating system
- Patent number 4,125,107
- Issue date Nov 14, 1978
- Robertshaw Controls Company
- Richard K. Nurnberg
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Differential thermostatic controller for solar heating system
- Patent number 4,116,219
- Issue date Sep 26, 1978
- Robertshaw Controls Company
- Richard K. Nurnberg
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Time variable thermostat
- Patent number 4,078,720
- Issue date Mar 14, 1978
- Robertshaw Controls Company
- Richard K. Nurnberg
- G05 - CONTROLLING REGULATING
Information Patent Grant
Motor protection circuit
- Patent number 4,042,964
- Issue date Aug 16, 1977
- Robertshaw Controls Company
- Richard K. Nurnberg
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Lubricant pressure responsive control circuit
- Patent number 4,000,450
- Issue date Dec 28, 1976
- Robertshaw Controls Company
- Richard K. Nurnberg
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Time variable thermostat
- Patent number 3,948,441
- Issue date Apr 6, 1976
- Robertshaw Controls Company
- Charles H. Perkins
- G05 - CONTROLLING REGULATING