Robert F. Hartmann

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West Bridgewater, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Privacy and security systems and methods of use
- Patent number 10,128,890
- Issue date Nov 13, 2018
- Teddy David Thomas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Privacy and security systems and methods of use
- Patent number 9,979,427
- Issue date May 22, 2018
- Teddy David Thomas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Scanning system for film recorder
- Patent number 6,232,904
- Issue date May 15, 2001
- Polaroid Corporation
- Robert F. Hartmann
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamic focusing system for use with discontinuous medium
- Patent number 5,159,352
- Issue date Oct 27, 1992
- Polaroid Corporation
- Guillermo S. Ferla
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
PRIVACY AND SECURITY SYSTEMS AND METHODS OF USE
- Publication number 20160233912
- Publication date Aug 11, 2016
- PPIP LLC
- Teddy David Thomas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PRIVACY AND SECURITY SYSTEMS AND METHODS OF USE
- Publication number 20160234356
- Publication date Aug 11, 2016
- PPIP LLC
- Teddy David Thomas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE