Douglas C. Gilbert

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Ledyard, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Acoustic counter-sniper system
- Patent number 6,178,141
- Issue date Jan 23, 2001
- GTE Internetworking Incorporated
- Gregory L. Duckworth
- F41 - WEAPONS
Information Patent Grant
Acoustic counter-sniper system
- Patent number 5,930,202
- Issue date Jul 27, 1999
- GTE Internetworking Incorporated
- Gregory L. Duckworth
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for separation of magnetically responsive spheres
- Patent number 5,628,407
- Issue date May 13, 1997
- Bolt Beranek and Newman, Inc.
- Douglas C. Gilbert
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic compass calibration
- Patent number 4,698,912
- Issue date Oct 13, 1987
- The Laitram Corporation
- John T. Fowler
- G01 - MEASURING TESTING