Inventor
FUJITANI SAKAE
JP57 patents
⚠️ This page may combine multiple inventors who share the name “FUJITANI SAKAE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINEBEA CO LTD
48 patentsUS6177751B1Jan 23, 2001
Rotary electric machine and bobbin thereof
MINEBEA CO LTD125 citations98
US6166468ADec 26, 2000
Rotary electric machine and bearing structure thereof
MINEBEA CO LTD84 citations96
US6081058AJun 27, 2000
Motor structure having a permanent magnet motor with grooves to reduce torque ripples
MINEBEA CO LTD73 citations96
US5847483ADec 8, 1998
Pulse generator
MINEBEA CO LTD74 citations96
US5739614AApr 14, 1998
Two-phase unipolar driving brushless DC motor
MINEBEA CO LTD56 citations96
US5095238AMar 10, 1992
Brushless dc motor and rotor magnet
MINEBEA CO LTD96 citations96
US4891567AJan 2, 1990
Brushless DC motor having an outer rotor
MINEBEA CO LTD82 citations94
US6960847B2Nov 1, 2005
Electromagnetic actuator and composite electromagnetic actuator apparatus
MINEBEA CO LTD36 citations93
US6882073B2Apr 19, 2005
Linear type actuator
MINEBEA CO LTD22 citations93
US6299129B1Oct 9, 2001
Actuator device with valve
MINEBEA CO LTD20 citations93
US6288507B1Sep 11, 2001
Motor drive circuit
MINEBEA CO LTD42 citations93
US6236135B1May 22, 2001
Toroidal core type actuator with phase separator
MINEBEA CO LTD21 citations93
US6133655AOct 17, 2000
Claw-pole stepping motor with rotor including vibration reducing magnet
MINEBEA CO LTD46 citations93
US5852335ADec 22, 1998
Stator structure for rotary electric machine
MINEBEA CO LTD44 citations93
US5801463ASep 1, 1998
Dynamoelectric machine
MINEBEA CO LTD48 citations93
US5705871AJan 6, 1998
Pulse generator having index angles formed by permanent magnet rotor
MINEBEA CO LTD33 citations93
US6856065B2Feb 15, 2005
Electric rotary machine having positioning ring for securing salient poles in place
MINEBEA CO LTD21 citations92
US6346759B1Feb 12, 2002
Stator structure of highspeed motor
MINEBEA CO LTD23 citations92
US6331746B1Dec 18, 2001
Actuator
MINEBEA CO LTD27 citations92
US6320288B1Nov 20, 2001
Brushless DC motor
MINEBEA CO LTD23 citations92
US6201324B1Mar 13, 2001
Stator pole teeth for a claw pole stepping motor
MINEBEA CO LTD37 citations92
US6194806B1Feb 27, 2001
Compact cylindrical radial gap type motor
MINEBEA CO LTD41 citations92
US6140726AOct 31, 2000
Radial gap cylindrical motor having an increased number of slots
MINEBEA CO LTD21 citations92
US6087755AJul 11, 2000
Radial gap type cylindrical motor
MINEBEA CO LTD51 citations92
US6057621AMay 2, 2000
Cylindrical radial gap type motor structure
MINEBEA CO LTD29 citations92
US6031304AFeb 29, 2000
Motor structure
MINEBEA CO LTD32 citations92
US5962947AOct 5, 1999
Motor structure
MINEBEA CO LTD43 citations92
US5866961AFeb 2, 1999
Motor structure
MINEBEA CO LTD25 citations92
US5508578AApr 16, 1996
Stator unit of flat motor
MINEBEA CO LTD33 citations92
US5304879AApr 19, 1994
Outer rotor motor
MINEBEA CO LTD24 citations92
US5834866ANov 10, 1998
Motor structure
MINEBEA CO LTD21 citations91
US6455962B2Sep 24, 2002
Terminal structure of a motor
MINEBEA CO LTD30 citations90
US6060800AMay 9, 2000
Motor structure
MINEBEA CO LTD23 citations89
US5929589AJul 27, 1999
Stepping motor drive and a method of driving same
MINEBEA CO LTD38 citations89
US6756871B1Jun 29, 2004
Actuator with number of stator teeth equal to number of rotor poles
MINEBEA CO LTD14 citations84
US7145423B2Dec 5, 2006
Electromagnetic actuator and composite electromagnetic actuator apparatus
MINEBEA CO LTD9 citations74
US6809438B2Oct 26, 2004
Permanent magnet stepping motor having pole teeth misaligned by an electrical angle
MINEBEA CO LTD11 citations74
US6765320B1Jul 20, 2004
Actuator
MINEBEA CO LTD7 citations74
US6122234ASep 19, 2000
Recording disk drive using a synchronous driving motor
MINEBEA CO LTD14 citations74
US6013965AJan 11, 2000
Motor structure
MINEBEA CO LTD11 citations74
US5875069AFeb 23, 1999
Claw-pole synchronous motor for driving a storage device
MINEBEA CO LTD11 citations74
US5847485ADec 8, 1998
Motor structure
MINEBEA CO LTD11 citations74
US5777415AJul 7, 1998
Two-phase unipolar drive type brushless DC motor
MINEBEA CO LTD11 citations74
US5770905AJun 23, 1998
Claw pole type synchronous motor
MINEBEA CO LTD8 citations74
US6717319B2Apr 6, 2004
Electric rotary machine with armature of discrete salient pole structure
MINEBEA CO LTD9 citations73
US6065231AMay 23, 2000
Motor drive method and drive circuit
MINEBEA CO LTD12 citations73
US5880569AMar 9, 1999
Motor for use in information recording device
MINEBEA CO LTD7 citations73
US5818143AOct 6, 1998
Claw pole type synchronous motor
MINEBEA CO LTD12 citations73
MINEBERA CO LTD
1 patentMINEBEA KK
1 patentShowing the top 50 of 57 patents by PatentIndex Score.