Inventor
YAMAWAKI TAKAYUKI
JP19 patents
⚠️ This page may combine multiple inventors who share the name “YAMAWAKI TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINEBEA CO LTD
18 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
US4841190AJun 20, 1989
Resin-filled permanent-magnet stepping motor
MINEBEA CO LTD85 citations93
US7071593B2Jul 4, 2006
Claw-pole type stepping motor
MINEBEA CO LTD52 citations92
US6876109B2Apr 5, 2005
Claw-pole type stepping motor having radial dimension reduced without detriment to performance characteristic
MINEBEA CO LTD19 citations92
US6396189B1May 28, 2002
Stator assembly of rotary electric device and method of assembling the same
MINEBEA CO LTD33 citations92
US5829119ANov 3, 1998
Stator assembly of rotary electric device and method of assembling the same
MINEBEA CO LTD17 citations92
US5777413AJul 7, 1998
Bearing installation in a floppy disk driver motor
MINEBEA CO LTD32 citations92
US5486054AJan 23, 1996
Bearing system in a motor for a floppy disk drive apparatus
MINEBEA CO LTD23 citations92
US6710503B2Mar 23, 2004
Stator structure for claw-pole type stepping motor
MINEBEA CO LTD14 citations84
US7990000B2Aug 2, 2011
Small diameter stepping motor, bobbin used therein and manufacturing method thereof
MINEBEA CO LTD8 citations83
US5856718AJan 5, 1999
Pressurization device for the rotor of a motor
MINEBEA CO LTD13 citations70
US7880360B2Feb 1, 2011
Stator assembly
MINEBEA CO LTD4 citations63
US7825556B2Nov 2, 2010
Stepping motor
MINEBEA CO LTD4 citations62
US7642689B2Jan 5, 2010
Rotor structure
MINEBEA CO LTD4 citations62
US7635931B2Dec 22, 2009
Stepping motor
MINEBEA CO LTD4 citations62
US6727608B2Apr 27, 2004
Claw-pole type stepping motor
MINEBEA CO LTD6 citations62
US5689145ANov 18, 1997
Stator structure that removes metal particles from the stator structure
MINEBEA CO LTD0 citations52