Inventor
NEKADO YASUO
JP10 patents
Patents
10 patentsUS6768426B2Jul 27, 2004
Position detection apparatus
SONY PREC TECHNOLOGY INC29 citations91
US6668996B2Dec 30, 2003
Electromagnetic clutch
SONY PREC TECHNOLOGY INC20 citations91
US6580264B2Jun 17, 2003
Position detector with magnetic core and detection and auxiliary coils
SONY PREC TECHNOLOGY INC23 citations91
US6541960B2Apr 1, 2003
Position detector utilizing magnetic sensors and a bias magnetic field generator
SONY PREC TECHNOLOGY INC19 citations91
US6236200B1May 22, 2001
Magnetic metal sensor and method for detecting magnetic metal
SONY PREC TECHNOLOGY INC33 citations91
US6373239B1Apr 16, 2002
Position detecting apparatus utilizing a magnetic scale and sensor
SONY PREC TECHNOLOGY INC10 citations72
US6788053B2Sep 7, 2004
Magnetic flux measuring device
SONY PREC TECHNOLOGY INC11 citations71
US6549003B2Apr 15, 2003
Position detector utilizing two magnetic field sensors and a scale
SONY PREC TECHNOLOGY INC3 citations61
US6693565B2Feb 17, 2004
Position transducer
SONY PREC TECHNOLOGY INC6 citations60
US6772088B2Aug 3, 2004
Position transducer
SONY PREC TECHNOLOGY INC1 citations49