Paul H. Froehling

Follow

Person

Franklin, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Humidity detector calibration method
- Patent number 6,230,543
- Issue date May 15, 2001
- Johnson Controls Technology Co.
- Paul H Froehling
- G01 - MEASURING TESTING
Information Patent Grant
Elastomer type low pressure sensor
- Patent number 5,090,246
- Issue date Feb 25, 1992
- Johnson Service Corp.
- Jeannine O. Colla
- G01 - MEASURING TESTING
Information Patent Grant
Direct digital control apparatus for automated monitoring and contr...
- Patent number 4,497,031
- Issue date Jan 29, 1985
- Johnson Service Company
- Paul H. Froehling
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Data communications systems employing redundant series transmission...
- Patent number 4,159,470
- Issue date Jun 26, 1979
- Johnson Controls, Inc.
- Lawrence J. Strojny
- H04 - ELECTRIC COMMUNICATION TECHNIQUE