Inventor
KARLS MICHAEL A
US29 patents
⚠️ This page may combine multiple inventors who share the name “KARLS MICHAEL A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BRUNSWICK CORP
28 patentsUS5263389ANov 23, 1993
Torque rated floating marine propeller wrench
BRUNSWICK CORP73 citations95
US5791950AAug 11, 1998
Twin propeller marine propulsion unit
BRUNSWICK CORP19 citations92
US5290147AMar 1, 1994
Variable pitch marine propeller with shift biasing and synchronizing mechanism
BRUNSWICK CORP21 citations92
US5022875AJun 11, 1991
Marine propeller locking tab washer
BRUNSWICK CORP39 citations92
US4842559AJun 27, 1989
Position control system for a marine propulsion device
BRUNSWICK CORP28 citations92
US6478543B1Nov 12, 2002
Torque transmitting device for mounting a propeller to a propeller shaft of a marine propulsion system
BRUNSWICK CORP41 citations91
US6146223ANov 14, 2000
Marine propulsion unit with water inlets in all quadrants of the front portion of its torpedo-shape gearcase
BRUNSWICK CORP45 citations91
US5660536AAug 26, 1997
High capacity simplified sea water pump
BRUNSWICK CORP26 citations91
US5484264AJan 16, 1996
Torsionally twisting propeller drive sleeve and adapter
BRUNSWICK CORP22 citations91
US5322416AJun 21, 1994
Torsionally twisting propeller drive sleeve
BRUNSWICK CORP26 citations91
US5244348ASep 14, 1993
Propeller drive sleeve
BRUNSWICK CORP35 citations91
US4781632ANov 1, 1988
Anti-ventilation plate
BRUNSWICK CORP28 citations91
US4392779AJul 12, 1983
Marine drive water pump
BRUNSWICK CORP48 citations91
US5902160AMay 11, 1999
Twin propeller marine propulsion unit
BRUNSWICK CORP14 citations81
US4636175AJan 13, 1987
Water inlet for outboard propulsion unit
BRUNSWICK CORP24 citations81
US5415575AMay 16, 1995
Marine drive propeller clutch
BRUNSWICK CORP16 citations74
US5304079AApr 19, 1994
Supplemental remote mounted marine engine cooling system
BRUNSWICK CORP8 citations74
US4925412AMay 15, 1990
Marine drive weed deflector
BRUNSWICK CORP12 citations74
US4589851AMay 20, 1986
Flushing device for outboard motors
BRUNSWICK CORP18 citations74
US4540009ASep 10, 1985
Flushing device for outboard motors
BRUNSWICK CORP16 citations74
US6733352B1May 11, 2004
Electronically controlled cooling system for a marine propulsion engine
BRUNSWICK CORP10 citations73
US6068529AMay 30, 2000
Marine propulsion unit with dual water inlet structure
BRUNSWICK CORP7 citations73
US5219272AJun 15, 1993
Variable pitch marine propeller with hydrodynamic shifting
BRUNSWICK CORP14 citations73
US4752257AJun 21, 1988
Cooling water intake with increased flow
BRUNSWICK CORP14 citations72
US4832639AMay 23, 1989
Marine drive with air trap in auxiliary water inlet
BRUNSWICK CORP7 citations71
US4832640AMay 23, 1989
Marine gearcase water inlet divider
BRUNSWICK CORP6 citations63
US4790783ADec 13, 1988
Marine propulsion combination with improved cooling
BRUNSWICK CORP3 citations63
US5470263ANov 28, 1995
Method and apparatus for improving reverse thrust of a marine drive
BRUNSWICK CORP5 citations60