Inventor
SCHELLER KARL
US8 patents
Patents
8 patentsUS7362094B2Apr 22, 2008
Methods and apparatus for magnetic article detection
ALLEGRO MICROSYSTEMS INC153 citations97
US7199579B2Apr 3, 2007
Proximity detector
ALLEGRO MICROSYSTEMS INC109 citations97
US7368904B2May 6, 2008
Proximity detector
ALLEGRO MICROSYSTEMS INC40 citations92
US7053674B1May 30, 2006
Track-and-hold peak detector circuit
ALLEGRO MICROSYSTEMS INC25 citations92
US7046000B1May 16, 2006
Rotation detecting sensor
ALLEGRO MICROSYSTEMS INC25 citations92
US7619406B2Nov 17, 2009
Methods and apparatus for magnetic article detection
ALLEGRO MICROSYSTEMS INC8 citations83
US7518414B2Apr 14, 2009
Track-and-hold peak detector circuit
ALLEGRO MICROSYSTEMS INC14 citations83
US7548056B2Jun 16, 2009
Methods and apparatus for magnetic article detection
ALLEGRO MICROSYSTEMS INC7 citations72