Inventor
CHENG C RAYMOND
US11 patents
⚠️ This page may combine multiple inventors who share the name “CHENG C RAYMOND”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FLEETGUARD INC
8 patentsUS6722123B2Apr 20, 2004
Exhaust aftertreatment device, including chemical mixing and acoustic effects
FLEETGUARD INC139 citations97
US6712869B2Mar 30, 2004
Exhaust aftertreatment device with flow diffuser
FLEETGUARD INC112 citations97
US6576045B2Jun 10, 2003
Multi-stage diesel particulate collector system with combined processes of inertial impaction, virtual impaction, and filtration
FLEETGUARD INC67 citations96
US6540816B2Apr 1, 2003
Regenerable filter with localized and efficient heating
FLEETGUARD INC49 citations92
US6814041B1Nov 9, 2004
Multi-frequency engine intake resonator
FLEETGUARD INC26 citations91
US7497301B2Mar 3, 2009
Tubular acoustic silencer
FLEETGUARD INC20 citations90
US7533520B2May 19, 2009
Exhaust aftertreatment mixer with stamped muffler flange
FLEETGUARD INC47 citations86
US7377954B2May 27, 2008
Performance air filtration cartridge
FLEETGUARD INC7 citations72