Inventor

Taketoshi Ohyashiki

Inventor

Shizuoka, JP

Overview

1998–2014

Patent span

Electricity

Primary field (CPC H)

Patents· 19 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H02Kprimary

H02KDynamo-electric machines63%

F16CShafts11%

G11BInformation storage based on relative movement between record carrier and transducer11%

B21JForging4%

B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels4%

F16HGearing4%

Y10TTechnical subjects covered by former us classification4%

PatentTitleYear

8,896,164'Permanent-magnet stepping motor'2014 7,456,535'Thrust member attached to outer surface of motor body, and motor including same'2008 7,005,766'Linear actuator, and production and inspection method thereof'2006 6,909,208'Stator sub-assembly, stator assembly, motor and manufacturing method of stator assembly'2005 6,897,592'Bobbin provided with cover for protecting magnet wire'2005 6,870,291'Stepping motor'2005 6,809,438'Permanent magnet stepping motor having pole teeth misaligned by an electrical angle'2004 6,791,223'Stepping motor'2004 6,603,635'Motor structure for use with optical disks'2003 6,505,001'Rotor structure of spindle motor'2003 6,467,962'Metal bearing and method of manufacturing the same'2002 6,455,962'Terminal structure of a motor'2002 6,411,006'Electric rotary machine'2002 6,346,759'Stator structure of highspeed motor'2002 6,320,288'Brushless DC motor'2001 6,157,112'Brushless DC motor structure'2000 6,133,660'Bearing structure for brushless DC motor'2000 5,866,961'Motor structure'1999 5,793,135'Flat type brushless motor'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2014Patents assigned to MINEBEA CO LTD (18)· patent assignee history

1998–2008Based in Shizuoka, JP· patent location history

2002Patents assigned to MINEBERA CO LTD (1)· patent assignee history

2002Based in Iwata, JP· patent location history

2014Patents assigned to MINEBEA MOTOR MFG CORP (1)· patent assignee history

2014Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MINEBEA CO LTD	18	1998–2014
MINEBEA MOTOR MFG CORP	1	2014
MINEBERA CO LTD	1	2002

Locations

Location	Patents	Span
Shizuoka, JP	17	1998–2008
Tokyo, JP	1	2014
Iwata, JP	1	2002