Inventor
HERWIG WARREN E
US14 patents
⚠️ This page may combine multiple inventors who share the name “HERWIG WARREN E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ILLINOIS TOOL WORKS
6 patentsUS6300857B1Oct 9, 2001
Insulating toroid cores and windings
ILLINOIS TOOL WORKS50 citations92
US5990447ANov 23, 1999
Wire feeder with non-linear speed control
ILLINOIS TOOL WORKS15 citations80
US6504133B2Jan 7, 2003
Wire feeder with non-linear speed control
ILLINOIS TOOL WORKS9 citations72
US6567253B1May 20, 2003
Apparatus to sense a silicon controlled rectifier short circuit
ILLINOIS TOOL WORKS10 citations66
US6414267B1Jul 2, 2002
Method and apparatus for control of a welding power source
ILLINOIS TOOL WORKS6 citations61
US6262391B1Jul 17, 2001
Wire feeder with non-linear speed control
ILLINOIS TOOL WORKS3 citations61
ALLIS CHALMERS
5 patentsUS4458471AJul 10, 1984
Combine speed control
ALLIS CHALMERS69 citations95
US4441513AApr 10, 1984
Tailings monitor for combine harvester
ALLIS CHALMERS52 citations92
US4068773AJan 17, 1978
Lift vehicle with fail-safe overload protective system
ALLIS CHALMERS33 citations91
US4229799AOct 21, 1980
Method and apparatus for measuring area traversed by vehicular implement
ALLIS CHALMERS17 citations73
US4433529AFeb 28, 1984
Torsion spring coupled drive mechanism for reciprocating device having hazard warning means
ALLIS CHALMERS1 citations49