Inventor
HAYASHI YOSHITAKA
JP39 patents
⚠️ This page may combine multiple inventors who share the name “HAYASHI YOSHITAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
11 patentsUS6280684B1Aug 28, 2001
Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium
RICOH KK320 citations99
US6127016AOct 3, 2000
Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium
RICOH KK40 citations96
US5785828AJul 28, 1998
Sputtering target for producing optical recording medium
RICOH KK54 citations96
US5900336AMay 4, 1999
Negative electrode for lithium secondary battery and lithium secondary battery using the negative electrode
RICOH KK50 citations95
US5885733AMar 23, 1999
Non-aqueous secondary lithium battery
RICOH KK59 citations95
US6503592B1Jan 7, 2003
Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium
RICOH KK24 citations92
US5882493AMar 16, 1999
Heat treated and sintered sputtering target
RICOH KK25 citations92
US6933032B2Aug 23, 2005
Write-once-read-many optical recording media and process for recording and reproducing information on the media
RICOH KK24 citations90
US7488526B2Feb 10, 2009
Sputtering target and manufacturing method therefor, and optical recording medium and manufacturing method therefor
RICOH KK12 citations84
US7413788B2Aug 19, 2008
Write-once-read-many optical recording media and process for recording and reproducing information on the media
RICOH KK7 citations71
US7636289B2Dec 22, 2009
Optical-recording medium, method for producing the same, and method for recording and reproducing optical-recording
RICOH KK2 citations62
NIPPON SEIKO KK
5 patentsUS4795278AJan 3, 1989
Bearing assembly
NIPPON SEIKO KK115 citations96
US4783180ANov 8, 1988
Bearing assembly for vehicle
NIPPON SEIKO KK55 citations96
US5018384AMay 28, 1991
Rotational speed detector
NIPPON SEIKO KK73 citations95
US4913276AApr 3, 1990
Clutch releasing apparatus
NIPPON SEIKO KK22 citations81
US4915199AApr 10, 1990
Rotary member supporting apparatus
NIPPON SEIKO KK3 citations63
DENSO CORP
4 patentsUS7102314B2Sep 5, 2006
Brushless motor control apparatus having overheat protecting function
DENSO CORP41 citations92
US9543880B2Jan 10, 2017
Rotary machine control apparatus
DENSO CORP3 citations73
US6995538B2Feb 7, 2006
Rotational direction detecting apparatus for a three-phase brushless DC motor
DENSO CORP3 citations63
US10298165B2May 21, 2019
Rotary electric machine system
DENSO CORP0 citations42
NSK LTD
4 patentsUS6849024B2Feb 1, 2005
Starting clutch and method of controlling the same
NSK LTD22 citations90
US6152605ANov 28, 2000
Ball bearing
NSK LTD17 citations84
US7189171B2Mar 13, 2007
Rolling bearing for belt driven continuously variable transmission
NSK LTD7 citations74
US7037386B2May 2, 2006
Rolling bearing for continuously variable transmission
NSK LTD1 citations52
HAYASHI YOSHITAKA
3 patentsUS8134326B2Mar 13, 2012
Motor drive apparatus and method for electric power steering system
HAYASHI YOSHITAKA8 citations82
US8227067B2Jul 24, 2012
Optical recording medium, and sputtering target and method for producing the same
HAYASHI YOSHITAKA1 citations50
US8124212B2Feb 28, 2012
Sputtering target and manufacturing method therefor, and recordable optical recording medium
HAYASHI YOSHITAKA0 citations49