Mark L. Hill

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Greenwood, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Stairlift overspeed safety system
- Patent number 12,024,402
- Issue date Jul 2, 2024
- Harmar Mobility, LLC
- Robert Alexander Pratt
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Stairlift overspeed safety systems
- Patent number 11,603,287
- Issue date Mar 14, 2023
- Harmar Mobility, LLC
- Robert Alexander Pratt
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Stairlift overspeed safety systems
- Patent number 11,505,429
- Issue date Nov 22, 2022
- Harmar Mobility, LLC
- Robert Alexander Pratt
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
Stairlift Overspeed Safety System
- Publication number 20230356976
- Publication date Nov 9, 2023
- Harmar Mobility, LLC
- Robert Alexander Pratt
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Stairlift Overspeed Safety Systems
- Publication number 20220153553
- Publication date May 19, 2022
- Harmar Mobility, LLC
- Robert Alexander Pratt
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Stairlift Overspeed Safety Systems
- Publication number 20220153552
- Publication date May 19, 2022
- Harmar Mobility, LLC
- Robert Alexander Pratt
- B66 - HOISTING LIFTING HAULING
Information Patent Application
STAIRLIFT WITH FOLDING TRACK
- Publication number 20120261216
- Publication date Oct 18, 2012
- Harmar Summit, LLC
- Robert D. Hrenchir
- B66 - HOISTING LIFTING HAULING