David H. Vroom

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Tucson, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Sliding support mechanism
- Patent number 11,137,054
- Issue date Oct 5, 2021
- David H. Vroom
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Preventing torque-caused impair of a sliding support mechanism
- Patent number 11,047,457
- Issue date Jun 29, 2021
- David H. Vroom
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Preventing torque-caused impair of a sliding support mechanism
- Patent number 10,927,929
- Issue date Feb 23, 2021
- David H. Vroom
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Sliding support mechanism with improved reliability and serviceability
- Patent number 10,883,577
- Issue date Jan 5, 2021
- David H. Vroom
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Sliding support mechanism with improved reliability and serviceability
- Patent number 10,480,627
- Issue date Nov 19, 2019
- David H. Vroom
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Reversible ratchet mechanism
- Patent number 7,341,267
- Issue date Mar 11, 2008
- David H. Vroom
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hydroset pressure relief system
- Patent number 4,147,309
- Issue date Apr 3, 1979
- Duval Corporation
- David Vroom
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Patents Applicationslast 30 patents

Information Patent Application
SLIDING SUPPORT MECHANISM
- Publication number 20210270351
- Publication date Sep 2, 2021
- David H. Vroom
- B60 - VEHICLES IN GENERAL
Information Patent Application
PREVENTING TORQUE-CAUSED IMPAIR OF A SLIDING SUPPORT MECHANISM
- Publication number 20210095745
- Publication date Apr 1, 2021
- David H. Vroom
- B60 - VEHICLES IN GENERAL
Information Patent Application
SLIDING SUPPORT MECHANISM WITH IMPROVED RELIABILITY AND SERVICEABI...
- Publication number 20200248785
- Publication date Aug 6, 2020
- David H. Vroom
- B60 - VEHICLES IN GENERAL
Information Patent Application
PREVENTING TORQUE-CAUSED IMPAIR OF A SLIDING SUPPORT MECHANISM
- Publication number 20200248786
- Publication date Aug 6, 2020
- David H. Vroom
- B60 - VEHICLES IN GENERAL
Information Patent Application
Reversible ratchet mechanism
- Publication number 20060288810
- Publication date Dec 28, 2006
- David H. Vroom
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE