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Inventor

Michinari Tsutsumi

Inventor
Hyogo, JP

Overview

3→
Patents
1989–1993
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C23Fprimary
C23FNon-mechanical removal of metallic material from surface29%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1029%
B05CApparatus for applying fluent materials to surfaces, in general14%
C23CCoating metallic material14%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices14%
PatentTitleYear
5,183,533'Method for etching chromium film formed on substrate'19935,007,984'Method for etching chromium film formed on substrate'19914,875,434'Apparatus for coating a substrate with a coating material'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1993Patents assigned to MITSUBISHI ELECTRIC CORP (3)· patent assignee history
1989Based in Amagasaki, JP· patent location history
1991–1993Based in Hyogo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI ELECTRIC CORP31989–1993
Locations
LocationPatentsSpan
Hyogo, JP21991–1993
Amagasaki, JP11989