P

Inventor

NISHIMURA HIDEKI

JP83 patents
⚠️ This page may combine multiple inventors who share the name “NISHIMURA HIDEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIDEC CORP

15 patents
US7290934B2Nov 6, 2007

Fluid dynamic-pressure bearing device and spindle motor

NIDEC CORP19 citations92
US6914358B2Jul 5, 2005

Spindle motor and disk drive furnished therewith

NIDEC CORP54 citations92
US6888278B2May 3, 2005

Spindle motor and disk drive utilizing the spindle motor

NIDEC CORP37 citations92
US6836388B2Dec 28, 2004

Spindle motor and disk drive utilizing the spindle motor

NIDEC CORP50 citations92
US6920013B2Jul 19, 2005

Disk drive spindle motor with radial inward thrust area annular protruding portion and bearing member communicating passage

NIDEC CORP33 citations89
US8358483B2Jan 22, 2013

Spindle motor including annular magnetic member and disk drive apparatus including such a spindle motor

NIDEC CORP6 citations84
US7578621B2Aug 25, 2009

Fluid dynamic-pressure bearing device and spindle motor

NIDEC CORP11 citations84
US8873198B1Oct 28, 2014

Motor and disk drive apparatus

NIDEC CORP8 citations83
US8379345B2Feb 19, 2013

Spindle motor having dynamic pressure fluid bearing for use in a storage disk drive

NIDEC CORP14 citations83
US11670997B2Jun 6, 2023

Vibration motor

NIDEC CORP4 citations74
US6854889B2Feb 15, 2005

Hydrodynamic pressure bearing, spindle motor in which it is utilized, and disk-drive device furnished with the spindle motor

NIDEC CORP11 citations73
US9879691B2Jan 30, 2018

Dynamic pressure bearing pump

NIDEC CORP2 citations69
US10908413B2Feb 2, 2021

Rotary drive apparatus

NIDEC CORP0 citations63
US11843307B2Dec 12, 2023

Motor and motor assembly

NIDEC CORP0 citations62
US8508884B2Aug 13, 2013

Spindle motor including magnetic member and disk drive apparatus including same

NIDEC CORP4 citations62

SEIKO EPSON CORP

5 patents

NISHIMURA HIDEKI

4 patents

TOKYO ELECTRON LTD

3 patents

NEC INFRONTIA CORP

3 patents

NIHON DENSAN KK

2 patents

JSR CORP

2 patents

NIPPON STEEL & SUMITOMO METAL CORP

2 patents

TIANMA JAPAN LTD

2 patents

TOKAI RUBBER IND LTD

1 patent

MITSUBISHI ELECTRIC CORP

1 patent

NIPPON ELECTRIC CO

1 patent

KYOTO DAIICHI KAGAKU KK

1 patent

MURAKAMI RYOU

1 patent

IWASAKI SHUJI

1 patent

ARKRAY INC

1 patent

RIAMWIND CO LTD

1 patent

NEC CORP

1 patent

NEC LCD TECHNOLOGIES LTD

1 patent

SHARP KK

1 patent

TAMAOKA TAKEHITO

1 patent

Showing the top 50 of 83 patents by PatentIndex Score.