David Ray Hartman

Inventor

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Work History

Patent OwnerApplications FiledYear
NSK AMERICAS, INC.
2
2
1
2014
2015
2016
AUTOMOTIVE COMPONENTS HOLDINGS, LLC
1
2003

Inventor Addresses

AddressDuration
Brighton, MIDec 23, 03 - Dec 23, 03
Brighton, MI, USApr 09, 15 - Dec 26, 24

Technology Profile

Technology Matters
B62D: MOTOR VEHICLES; TRAILERS 14
F03C: POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS 1
F16F: SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION 2

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Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
2024/0425,1002024STEERING COLUMN SHROUD BREAK AWAY INTERFACE0
119757562024Steering column telescope assembly and energy absorption device0
118454872023Steering column breakaway and energy absorption apparatus0
116974472023Steering column positive lock drive mechanism0
116854202023Steering column anti-rotational device0

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