DAVID LITTLEFIELD

Follow

Person

VESTAVIA HILLS, AL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Guardrail terminal
- Patent number 11,466,415
- Issue date Oct 11, 2022
- Dean L. Sicking
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Self-restoring crash cushions
- Patent number 9,856,616
- Issue date Jan 2, 2018
- The UAB Research Foundation
- Dean Sicking
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Systems and methods for supporting bollards
- Patent number 9,683,340
- Issue date Jun 20, 2017
- The UAB Research Foundation
- Dean Sicking
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
COILED CONTAINMENT GUARDRAIL SYSTEM AND TERMINAL
- Publication number 20210198855
- Publication date Jul 1, 2021
- The UAB Research Foundation
- Dean SICKING
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
GUARDRAIL TERMINAL
- Publication number 20200190754
- Publication date Jun 18, 2020
- Dean L. Sicking
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
PROTECTIVE HELMETS HAVING ENERGY ABSORBING LINERS
- Publication number 20170303623
- Publication date Oct 26, 2017
- The UAB Research Foundation
- DEAN SICKING
- F41 - WEAPONS
Information Patent Application
SELF-RESTORING CRASH CUSHIONS
- Publication number 20170016191
- Publication date Jan 19, 2017
- The UAB Research Foundation
- DEAN SICKING
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
SYSTEMS AND METHODS FOR SUPPORTING BOLLARDS
- Publication number 20160194841
- Publication date Jul 7, 2016
- The UAB Research Foundation
- DEAN SICKING
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES