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Inventor

Sadao Moritomo

Inventor
Ichikawa, JP

Overview

6→
Patents
1976–1978
Patent span
Performing operations
Primary field (CPC B)

Patents· 6 as inventor

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

B24Bprimary
B24BMachines, devices, or processes for grinding or polishing45%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling27%
B23HWorking of metal by the action of a high concentration of electric current on a workpiece using an electrode which takes the place of a tool9%
F16CShafts9%
H01RElectrically-conductive connections9%
PatentTitleYear
4,118,900'Method for controlling grinding process'19784,116,506'Preloaded bearing'19784,045,919'High speed grinding spindle'19774,019,288'Grinding method and apparatus'19774,006,953'Spindle assembly having an electrode spindle'19773,964,210'Grinding apparatus'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1978Patents assigned to SEIKO SEIKI KK (6)· patent assignee history
1976–1977Based in Ichikawa, JP· patent location history
1978Based in Narashino, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEIKO SEIKI KK61976–1978
Locations
LocationPatentsSpan
Ichikawa, JP41976–1977
Narashino, JP21978