James F. Wiemeyer

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Homer Township, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Access control system with energy-saving optical token presence sen...
- Patent number 7,639,117
- Issue date Dec 29, 2009
- Harrow Products LLC
- James F. Wiemeyer
- G07 - CHECKING-DEVICES
Information Patent Grant
Miniature photoelectric sensing chamber
- Patent number 6,521,907
- Issue date Feb 18, 2003
- Pittway Corporation
- Thomas W. Shoaff
- G08 - SIGNALLING
Information Patent Grant
Aspirated detector
- Patent number 6,166,648
- Issue date Dec 26, 2000
- Pittway Corporation
- Jim Wiemeyer
- G08 - SIGNALLING
Information Patent Grant
Aspirated detector
- Patent number 5,926,098
- Issue date Jul 20, 1999
- Pittway Corporation
- Jim Wiemeyer
- G08 - SIGNALLING
Information Patent Grant
Low profile ionization chamber
- Patent number 5,856,784
- Issue date Jan 5, 1999
- Pittway Corporation
- James F. Wiemeyer
- G08 - SIGNALLING
Information Patent Grant
Apparatus and method for discrimination of fire types
- Patent number 5,726,633
- Issue date Mar 10, 1998
- Pittway Corporation
- James F. Wiemeyer
- G08 - SIGNALLING
Information Patent Grant
Testable photoelectric detector
- Patent number 5,617,077
- Issue date Apr 1, 1997
- Pittway Corporation
- James F. Wiemeyer
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
Access control system with energy-saving optical token presence sen...
- Publication number 20050195067
- Publication date Sep 8, 2005
- Harrow Products LLC
- James F. Wiemeyer
- G07 - CHECKING-DEVICES