Gregory L. Hannah

Person

San Antonio, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Cylindrical load collar for a delineator system
- Patent number D937700
- Issue date Dec 7, 2021
- Impact Recovery Systems, Inc.
- Kenneth Parrott
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Impact-resistant and energy-absorbing bollard system
- Patent number 11,136,735
- Issue date Oct 5, 2021
- Slow Stop Guarding Systems, LLC
- Kenneth Parrott
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Platform barrier for visually impaired pedestrians
- Patent number D620824
- Issue date Aug 3, 2010
- Impact Recovery System, Inc.
- Gregory L. Hannah
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Platform barrier for visually impaired pedestrians
- Patent number D620825
- Issue date Aug 3, 2010
- Impact Recovery System, Inc.
- Gregory L. Hannah
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Platform barrier for visually impaired pedestrians
- Patent number D620823
- Issue date Aug 3, 2010
- Impact Recovery System, Inc.
- Gregory L. Hannah
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Raised, longitudinal, channelizing separator system
- Patent number 7,621,691
- Issue date Nov 24, 2009
- Impact Recovery Systems, Inc.
- Gregory L. Hannah
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Recessed delineator post base
- Patent number 7,195,422
- Issue date Mar 27, 2007
- Impact Recovery Systems, Inc.
- Gregory L. Hannah
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
High Speed Hig Performance Delineator System
- Publication number 20220275592
- Publication date Sep 1, 2022
- Kenneth Parrott
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Impact-Resistant and Energy-Absorbing Bollard System
- Publication number 20200270830
- Publication date Aug 27, 2020
- SlowStop Guarding Systems, LLC
- Kenneth Parrott
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Self-Fronting Spring Assembly for a Traffic Delineator
- Publication number 20130022396
- Publication date Jan 24, 2013
- Impact Recovery Systems, Inc.
- Gregory L. Hannah
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Raised, longitudinal, channelizing separator system and method
- Publication number 20090047067
- Publication date Feb 19, 2009
- Impact Recovery Systems, Inc.
- Gregory L. Hannah
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Recessed delineator post base
- Publication number 20060193690
- Publication date Aug 31, 2006
- Gregory L. Hannah
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Gregory L. Hannah

Person

Patents Grantslast 30 patents

Cylindrical load collar for a delineator system

Impact-resistant and energy-absorbing bollard system

Platform barrier for visually impaired pedestrians

Platform barrier for visually impaired pedestrians

Platform barrier for visually impaired pedestrians

Raised, longitudinal, channelizing separator system

Recessed delineator post base

Patents Applicationslast 30 patents

High Speed Hig Performance Delineator System

Impact-Resistant and Energy-Absorbing Bollard System

Self-Fronting Spring Assembly for a Traffic Delineator

Raised, longitudinal, channelizing separator system and method

Recessed delineator post base