Assignee
JECO KK
JP43 patents
Top patents by PatentIndex Score
US4571844AFeb 25, 1986
Angle change detector
JECO KK122 citations95
US5394288AFeb 28, 1995
Actuator
JECO KK32 citations92
US4492029AJan 8, 1985
Inclinometer
JECO KK34 citations92
US5495762AMar 5, 1996
Pendulum acceleration sensor
JECO KK28 citations91
US5747897AMay 5, 1998
Stepping motor having improved construction to reduce parts and facilitate manufacture
JECO KK30 citations89
US5600193AFeb 4, 1997
Motor
JECO KK32 citations88
US4676146AJun 30, 1987
Fin swinging angle control apparatus
JECO KK40 citations87
US5357196AOct 18, 1994
Circuit for converting a frequency of an input signal so a signal having a digital value corresponding to the frequency
JECO KK16 citations74
US4988944AJan 29, 1991
Cross coil type instrument
JECO KK14 citations74
US4928060AMay 22, 1990
Driving circuit of a crossed-coil type instrument using digital data pulse production
JECO KK14 citations74
US4879510ANov 7, 1989
Electrical indicator having an optical position encoder
JECO KK11 citations74
US4856333AAug 15, 1989
Servo type accelerometer
JECO KK7 citations74
US4559461ADec 17, 1985
Stepping motor
JECO KK14 citations74
US4008426AFeb 15, 1977
Electronic speed control systems for miniature direct current motors
JECO KK16 citations74
US3937910AFeb 10, 1976
Timer having a variable operation period
JECO KK8 citations74
US4604544AAug 5, 1986
Piezoelectric pressure indicator
JECO KK17 citations73
US4429470AFeb 7, 1984
Inclinometer
JECO KK8 citations73
US4692613ASep 8, 1987
Angle sensor
JECO KK9 citations72
US4586838AMay 6, 1986
Compact battery operated printer
JECO KK9 citations72
US4584778AApr 29, 1986
Angle change detector
JECO KK12 citations72
US6856066B2Feb 15, 2005
Brush device
JECO KK8 citations71
US5055759AOct 8, 1991
Servo accelerometer
JECO KK9 citations71
US4293842AOct 6, 1981
Electronic display device for use in motor cars
JECO KK12 citations71
US4214181AJul 22, 1980
Self-starting miniature synchronous motors
JECO KK12 citations71
US4529903AJul 16, 1985
Pulse generators combined with micromotors
JECO KK8 citations70
US4490768ADec 25, 1984
Apparatus for preventing arc discharge of transfer switch circuit for inductive load
JECO KK15 citations70
USD286640SNov 11, 1986
Printer
JECO KK22 citations69
US5132578AJul 21, 1992
Stepping motor for timepiece
JECO KK11 citations68
US3931705AJan 13, 1976
Counter feed mechanism as used in digital clock
JECO KK11 citations67
US4913750AApr 3, 1990
Amorphous magnetic wire
JECO KK12 citations65
US5793208AAug 11, 1998
Excited magnetic sensor with latch
JECO KK4 citations63
US5278552AJan 11, 1994
Indicator control circuit
JECO KK6 citations63
US4280160AJul 21, 1981
Arc discharge preventing circuit of transfer switch for use with inductive loads
JECO KK2 citations63
US6965178B2Nov 15, 2005
Motor
JECO KK4 citations60
US4757483AJul 12, 1988
Analog clock
JECO KK2 citations60
US5753872AMay 19, 1998
Acceleration switch
JECO KK5 citations58
US5162637ANov 10, 1992
Odometer apparatus
JECO KK2 citations57
US4201041AMay 6, 1980
Digital electronic timepiece having a time correcting means
JECO KK4 citations57
US11512782B2Nov 29, 2022
Actuator and exhaust valve driving device
JECO KK0 citations56
US11359539B2Jun 14, 2022
Actuator and exhaust valve driving device
JECO KK1 citations56
US11047424B2Jun 29, 2021
Oldham coupling
JECO KK0 citations45
US10498098B2Dec 3, 2019
Slip ring, rotation sensor device having slip ring, and method of manufacturing slip ring
JECO KK0 citations38
US10859182B2Dec 8, 2020
Shaft-integrated gear and driving device
JECO KK0 citations35