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Inventor

Toshihiko Miyakoshi

Inventor
Nagano, JP

Overview

3→
Patents
1997–1998
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F16Cprimary
F16CShafts33%
F16JPistons33%
G11BInformation storage based on relative movement between record carrier and transducer17%
H02KDynamo-electric machines17%
PatentTitleYear
5,828,795'Sealing device for use in a motor'19985,675,199'Bearing device with a primary and secondary magnetic fluid sealing mechanism'19975,628,569'Fluid bearing unit and manufactured method thereof'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–1998Patents assigned to SANKYO SEIKI SEISAKUSHO KK (3)· patent assignee history
1997–1998Based in Nagano, JP· patent location history
1997Based in Suwa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SANKYO SEIKI SEISAKUSHO KK31997–1998
Locations
LocationPatentsSpan
Nagano, JP21997–1998
Suwa, JP11997