Inventor
DEFERME STEFAN
BE37 patents
⚠️ This page may combine multiple inventors who share the name “DEFERME STEFAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DRIV AUTOMOTIVE INC
9 patentsUS12146548B2Nov 19, 2024
Damper with a slanted elliptical seal
DRIV AUTOMOTIVE INC3 citations75
US11906015B2Feb 20, 2024
Damper with a slanted elliptical seal between an intermediate tube and an inner pressure tube
DRIV AUTOMOTIVE INC3 citations75
US11454292B2Sep 27, 2022
Damper assembly
DRIV AUTOMOTIVE INC2 citations73
US11441633B2Sep 13, 2022
Damper assembly including intake valve in fluid chamber
DRIV AUTOMOTIVE INC4 citations73
US12085138B2Sep 10, 2024
Damper assembly with accumulator
DRIV AUTOMOTIVE INC0 citations62
US11761507B2Sep 19, 2023
Weight optimized bellow accumulator
DRIV AUTOMOTIVE INC1 citations62
US11719305B2Aug 8, 2023
Balanced continuously semi-active damper
DRIV AUTOMOTIVE INC0 citations51
US12305770B2May 20, 2025
Coil assembly for an actively controlled damping valve assembly of a vehicle
DRIV AUTOMOTIVE INC0 citations49
US12270451B2Apr 8, 2025
Pressure relief poppet valves for suspension dampers
DRIV AUTOMOTIVE INC0 citations41
TENNECO AUTOMOTIVE INC
8 patentsUS6220409B1Apr 24, 2001
Stroke dependent bypass
TENNECO AUTOMOTIVE INC89 citations98
US6371264B1Apr 16, 2002
Fulcrum blow off valve for use in a shock absorber
TENNECO AUTOMOTIVE INC68 citations96
US6220406B1Apr 24, 2001
Passive anti-roll system
TENNECO AUTOMOTIVE INC57 citations95
US6102170AAug 15, 2000
Passive anti-roll system
TENNECO AUTOMOTIVE INC32 citations92
US5813500ASep 29, 1998
Anti-swish mechanism for a damper
TENNECO AUTOMOTIVE INC28 citations92
US6085876AJul 11, 2000
Flexing disc-blow off assembly for use in a shock absorber
TENNECO AUTOMOTIVE INC15 citations74
US5855258AJan 5, 1999
Anti-swish mechanism for a damper
TENNECO AUTOMOTIVE INC11 citations74
US5769190AJun 23, 1998
Continuous controlled restriction valve for a shock absorber
TENNECO AUTOMOTIVE INC8 citations74
TENNECO AUTOMOTIVE OPERATING CO INC
8 patentsUS10434835B2Oct 8, 2019
Monotube active suspension system having different system layouts for controlling pump flow distribution
TENNECO AUTOMOTIVE OPERATING CO INC26 citations93
US11635122B2Apr 25, 2023
Intake device for a damper having a side collector
TENNECO AUTOMOTIVE OPERATING CO INC2 citations73
US11454291B2Sep 27, 2022
Damper with control valves
TENNECO AUTOMOTIVE OPERATING CO INC2 citations73
US11248677B2Feb 15, 2022
Pre-assembled piston accumulator insert device
TENNECO AUTOMOTIVE OPERATING CO INC2 citations73
US11156261B2Oct 26, 2021
Damper with multiple external control valves
TENNECO AUTOMOTIVE OPERATING CO INC2 citations73
US11118649B2Sep 14, 2021
Damper with side collector and external control valves
TENNECO AUTOMOTIVE OPERATING CO INC4 citations73
US11143260B2Oct 12, 2021
Damper with single external control valve
TENNECO AUTOMOTIVE OPERATING CO INC1 citations62
US11359648B2Jun 14, 2022
Accumulator with flexible inflatable container
TENNECO AUTOMOTIVE OPERATING CO INC0 citations52
TENNECO AUTOMOTIVE OPERATING
7 patentsUS7703586B2Apr 27, 2010
Four-piece piston
TENNECO AUTOMOTIVE OPERATING21 citations92
US7070029B2Jul 4, 2006
Monotube piston valving system with selective bleed
TENNECO AUTOMOTIVE OPERATING27 citations92
US6918473B2Jul 19, 2005
Stroke dependent bypass
TENNECO AUTOMOTIVE OPERATING49 citations92
US6899207B2May 31, 2005
Extra support area for valve disc
TENNECO AUTOMOTIVE OPERATING25 citations90
US7097016B2Aug 29, 2006
Fulcrum blow off valve for use in a shock absorber
TENNECO AUTOMOTIVE OPERATING4 citations63
US6883652B2Apr 26, 2005
Heavy duty base valve
TENNECO AUTOMOTIVE OPERATING2 citations63
US7290352B2Nov 6, 2007
measurement device for a support land for a valve disc
TENNECO AUTOMOTIVE OPERATING6 citations55