P

Inventor

KOYAMA TOSHISADA

JP17 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA TOSHISADA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MINEBEA CO LTD

16 patents
US6655847B2Dec 2, 2003

Pivot bearing assembly

MINEBEA CO LTD35 citations92
US6449130B1Sep 10, 2002

Head stack assembly enabling independent control of a position of magnetic heads for access to different magnetic disks and support method thereof

MINEBEA CO LTD43 citations92
US7135860B2Nov 14, 2006

Variable reluctance resolver including rotor with multiple detection portions

MINEBEA CO LTD19 citations90
US6527449B1Mar 4, 2003

Pivot bearing

MINEBEA CO LTD39 citations88
US6574076B1Jun 3, 2003

Pivot assembly for driving a magnetic head

MINEBEA CO LTD15 citations83
US7044005B2May 16, 2006

Rotation angle sensor having single wire windings and method for winding a rotation angle sensor

MINEBEA CO LTD8 citations74
US6406191B1Jun 18, 2002

Pivot assembly

MINEBEA CO LTD12 citations74
US7341379B2Mar 11, 2008

Pivot assembly for hard disk drive use

MINEBEA CO LTD8 citations73
US6371652B1Apr 16, 2002

Bearing retainer

MINEBEA CO LTD8 citations72
US7136262B2Nov 14, 2006

Pivot assembly preloaded by laser welding for hard disk drive use

MINEBEA CO LTD3 citations62
US7056029B2Jun 6, 2006

Bearing device

MINEBEA CO LTD4 citations62
US6995955B2Feb 7, 2006

Pivot assembly for hard disk drive use

MINEBEA CO LTD5 citations62
US6678122B2Jan 13, 2004

Actuator block

MINEBEA CO LTD6 citations62
US6883969B2Apr 26, 2005

Pivot bearing assembly and a method of manufacturing the same

MINEBEA CO LTD5 citations61
US7197951B2Apr 3, 2007

Multi-resolver rotation angle sensor with integrated housing

MINEBEA CO LTD6 citations60
US6559573B2May 6, 2003

Spindle motor and pivot assembly

MINEBEA CO LTD3 citations60

MINEBEA KK

1 patent