Inventor
WAGNER WAYNE M
US87 patents
⚠️ This page may combine multiple inventors who share the name “WAGNER WAYNE M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DONALDSON CO INC
46 patentsUSD428128SJul 11, 2000
Conical filter
DONALDSON CO INC207 citations99
US6048386AApr 11, 2000
Integrated resonator and filter apparatus
DONALDSON CO INC151 citations99
US5902364AMay 11, 1999
Conical filter
DONALDSON CO INC506 citations99
USD399944SOct 20, 1998
Conical filter
DONALDSON CO INC220 citations99
US5820646AOct 13, 1998
Inline filter apparatus
DONALDSON CO INC798 citations99
US5792247AAug 11, 1998
Integrated resonator and filter apparatus
DONALDSON CO INC443 citations99
USD396098SJul 14, 1998
Conical filter
DONALDSON CO INC334 citations99
US5772883AJun 30, 1998
Slanted inline filter
DONALDSON CO INC465 citations99
US7329326B2Feb 12, 2008
Method of making a fluted filter media for air filter
DONALDSON CO INC138 citations98
US5895574AApr 20, 1999
Rolled liquid filter using fluted media
DONALDSON CO INC449 citations98
US4851015AJul 25, 1989
Muffler apparatus with filter trap and method of use
DONALDSON CO INC186 citations98
US5814219ASep 29, 1998
Pleated filter having a planar sheet of randomly arranged filaments to maintain pleat spacing
DONALDSON CO INC127 citations97
US5355973AOct 18, 1994
Muffler with catalytic converter arrangement; and method
DONALDSON CO INC97 citations97
US5342519AAug 30, 1994
Fluid filter cartridge with replaceable filter element
DONALDSON CO INC166 citations97
US6550573B2Apr 22, 2003
Muffler with catalytic converter arrangement, and method
DONALDSON CO INC47 citations96
US5828013AOct 27, 1998
Muffler with catalytic converter arrangement; and method
DONALDSON CO INC48 citations96
US5053062AOct 1, 1991
Ceramic foam prefilter for diesel exhaust filter system
DONALDSON CO INC79 citations96
US4899540AFeb 13, 1990
Muffler apparatus with filter trap and method of use
DONALDSON CO INC65 citations96
US7337607B2Mar 4, 2008
Method of dispensing fuel into transient flow of an exhaust system
DONALDSON CO INC66 citations95
US5426269AJun 20, 1995
Muffler with catalytic converter arrangement; and method
DONALDSON CO INC102 citations95
US4867768ASep 19, 1989
Muffler apparatus with filter trap and method of use
DONALDSON CO INC65 citations95
US4267899AMay 19, 1981
Muffler assembly
DONALDSON CO INC61 citations95
US4113289ASep 12, 1978
Exhaust system and muffler lap joint
DONALDSON CO INC55 citations95
US5293742AMar 15, 1994
Trap apparatus with tubular filter element
DONALDSON CO INC83 citations94
US5053603AOct 1, 1991
Electrical resistance heater
DONALDSON CO INC55 citations94
US6116659ASep 12, 2000
Band clamp for sealing lap joints and method thereof
DONALDSON CO INC23 citations93
US4580657AApr 8, 1986
Integral fluted tube for sound suppression and exhaust ejection
DONALDSON CO INC53 citations93
US4368799AJan 18, 1983
Straight-through flow muffler
DONALDSON CO INC47 citations93
US3944265AMar 16, 1976
Exhaust system connector seal
DONALDSON CO INC57 citations93
US6892854B2May 17, 2005
Muffler with catalytic converter arrangement; and method
DONALDSON CO INC25 citations92
US6508277B1Jan 21, 2003
Flexible pipe with compressed ends
DONALDSON CO INC21 citations92
US6305054B1Oct 23, 2001
Exhaust system clamp
DONALDSON CO INC37 citations92
US6234541B1May 22, 2001
U-bolt clamp for sealing lap joints
DONALDSON CO INC47 citations92
USD436028SJan 9, 2001
U-bolt clamp
DONALDSON CO INC25 citations92
US6148519ANov 21, 2000
Apparatus for installing a packing material in a muffler assembly; and methods thereof
DONALDSON CO INC20 citations92
US6009898AJan 4, 2000
Valve assembly for preventing liquid ingestion and methods
DONALDSON CO INC21 citations92
US5388400AFeb 14, 1995
Diesel engine exhaust regenerable filter system
DONALDSON CO INC47 citations92
US5373733ADec 20, 1994
Exhaust filter backpressure indicator
DONALDSON CO INC20 citations92
US5246472ASep 21, 1993
Apparatus for filtering engine exhaust
DONALDSON CO INC42 citations92
US5246205ASep 21, 1993
Valve assembly and use
DONALDSON CO INC51 citations92
US5224973AJul 6, 1993
Filter cartridge for trap apparatus
DONALDSON CO INC40 citations92
US5024054AJun 18, 1991
Engine exhaust system with sequential loading of multiple filters
DONALDSON CO INC51 citations92
US4986069AJan 22, 1991
Engine exhaust particle trap captured mass sensor
DONALDSON CO INC25 citations92
US5101095AMar 31, 1992
Diesel engine gas filter with electrical heater
DONALDSON CO INC43 citations91
US4632216ADec 30, 1986
Muffler apparatus and method for making same
DONALDSON CO INC44 citations91
US4558891ADec 17, 1985
Clamp for exhaust system
DONALDSON CO INC34 citations91
WAGNER WAYNE M
3 patentsGRIFFITHS ROBERT T
1 patentShowing the top 50 of 87 patents by PatentIndex Score.