David G. Oliver

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Old Lyme, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Wireless switch
- Patent number 7,421,247
- Issue date Sep 2, 2008
- Inncom International, Inc.
- Duane W. Buckingham
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
System and method for managing services and facilities in a multi-u...
- Patent number 7,142,112
- Issue date Nov 28, 2006
- INNCOM International Inc.
- Duane W. Buckingham
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for managing services and facilities in a multi-u...
- Patent number 7,061,393
- Issue date Jun 13, 2006
- INNCOM International Inc.
- Duane W. Buckingham
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Intelligent door plate and chime
- Patent number 7,053,757
- Issue date May 30, 2006
- Inncom International, Inc.
- Duane W. Buckingham
- G08 - SIGNALLING
Information Patent Grant
Wireless switch
- Patent number 6,832,072
- Issue date Dec 14, 2004
- Inncom International, Inc.
- Duane W. Buckingham
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
System and method for managing services and facilities in a multi-u...
- Publication number 20060017547
- Publication date Jan 26, 2006
- Duane W. Buckingham
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Wireless switch
- Publication number 20050095984
- Publication date May 5, 2005
- Duane W. Buckingham
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
System and method for managing services and facilities in a multi-u...
- Publication number 20040178889
- Publication date Sep 16, 2004
- Duane W. Buckingham
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Wireless switch
- Publication number 20030045239
- Publication date Mar 6, 2003
- Duane W. Buckingham
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Intelligent door plate and chime
- Publication number 20020149492
- Publication date Oct 17, 2002
- Duane W. Buckingham
- G08 - SIGNALLING