Inventor

LITTLEFIELD DAVID

US6 patents

⚠️ This page may combine multiple inventors who share the name “LITTLEFIELD DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UAB RES FOUND

2 patents

US9683340B2Jun 20, 2017

Systems and methods for supporting bollards

UAB RES FOUND4 citations69

US9856616B2Jan 2, 2018

Self-restoring crash cushions

UAB RES FOUND0 citations45

SICKING SAFETY SYSTEMS LLC

2 patents

US12297611B2May 13, 2025

Guardrail terminal

SICKING SAFETY SYSTEMS LLC0 citations54

US11846077B2Dec 19, 2023

Guardrail terminal

SICKING SAFETY SYSTEMS LLC0 citations54

(unassigned)

1 patent

US6379020B1Apr 30, 2002

Plumbing tool

23 citations82

SICKING DEAN L

1 patent

US11466415B2Oct 11, 2022

Guardrail terminal

SICKING DEAN L2 citations64