David P. Hewitt

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Corpus Christi, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Sliding barrier tracking system
- Patent number 11,885,168
- Issue date Jan 30, 2024
- Overhead Door Corporation
- Federico Romero
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Secure exit lane door
- Patent number 11,282,319
- Issue date Mar 22, 2022
- Overhead Door Corporation
- David Paul Hewitt
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Sliding barrier tracking system
- Patent number 11,053,725
- Issue date Jul 6, 2021
- Overhead Door Corporation
- Federico Romero
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Revolving door assembly with foldable door wings
- Patent number 4,980,992
- Issue date Jan 1, 1991
- Overhead Door Corporation
- William S. Liles
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Acoustic obstruction detector and method
- Patent number 4,706,227
- Issue date Nov 10, 1987
- Overhead Door Corporation of Texas
- Dale R. DuVall
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
SECURE EXIT LANE DOOR
- Publication number 20220215709
- Publication date Jul 7, 2022
- OVERHEAD DOOR CORPORATION
- David Paul Hewitt
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
SLIDING BARRIER TRACKING SYSTEM
- Publication number 20210332632
- Publication date Oct 28, 2021
- OVERHEAD DOOR CORPORATION
- Federico Romero
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
SECURE EXIT LANE DOOR
- Publication number 20190244453
- Publication date Aug 8, 2019
- Overhead Door Corporation
- David Paul Hewitt
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
SLIDING BARRIER TRACKING SYSTEM
- Publication number 20180291668
- Publication date Oct 11, 2018
- OVERHEAD DOOR CORPORATION
- Federico Romero
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES