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Inventor

Fumio Maeno

Inventor
Saitama, JP

Overview

4→
Patents
1984–1997
Patent span
Performing operations
Primary field (CPC B)

Patents· 4 as inventor

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

B23Qprimary
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling25%
B24BMachines, devices, or processes for grinding or polishing25%
B41JTypewriters25%
A61FFilters implantable into blood vessels13%
F04BPositive-displacement machines for liquids13%
PatentTitleYear
5,619,232'Maintenance station of ink jet printer and cap and pump included therein'19975,359,354'Ink jet head with dummy slots'19944,536,993'Grinding machine'19854,481,742'Machine tool elevating and guiding apparatus'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1997Patents assigned to CITIZEN WATCH CO LTD (4)· patent assignee history
1984–1985Based in Tokorozawa, JP· patent location history
1994–1997Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CITIZEN WATCH CO LTD41984–1997
Locations
LocationPatentsSpan
Saitama, JP21994–1997
Tokorozawa, JP21984–1985