Inventor
ROTHMAN JAMES C
US12 patents
Patents
12 patentsUS5575826ANov 19, 1996
Air cleaner
DONALDSON CO INC153 citations99
US5355973AOct 18, 1994
Muffler with catalytic converter arrangement; and method
DONALDSON CO INC97 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
US5683479ANov 4, 1997
Air cleaner having scavenger arrangement
DONALDSON CO INC63 citations96
US5401285AMar 28, 1995
Air cleaner having scavenger arrangement for precleaner and filter thereof
DONALDSON CO INC83 citations96
US4588423AMay 13, 1986
Electrostatic separator
DONALDSON CO INC104 citations96
US5426269AJun 20, 1995
Muffler with catalytic converter arrangement; and method
DONALDSON CO INC102 citations95
US5293742AMar 15, 1994
Trap apparatus with tubular filter element
DONALDSON CO INC83 citations94
US6892854B2May 17, 2005
Muffler with catalytic converter arrangement; and method
DONALDSON CO INC25 citations92
US5246205ASep 21, 1993
Valve assembly and use
DONALDSON CO INC51 citations92
US5123501AJun 23, 1992
In-line constricted sound-attenuating system
DONALDSON CO INC37 citations91