Inventor

Michiko Tsurumaru

Inventor

Tokyo, JP

Overview

7→

Patents

1979–2000

Patent span

Performing operations

Primary field (CPC B)

Patents· 7 as inventor

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

B65Dprimary

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers27%

Y10TTechnical subjects covered by former us classification20%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material13%

G01NInvestigating or analysing materials by determining their chemical or physical properties13%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form7%

C09DCoating compositions, e.g. paints, varnishes or lacquers7%

C25DProcesses for the electrolytic or electrophoretic production of coatings7%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%

PatentTitleYear

6,136,395'Can body having improved impact'2000 4,846,936'Method and apparatus for measuring metal exposure in resin covering portion in metal container and constituent member thereof'1989 4,556,354'Process for production of bonded can of key-opening type'1985 4,553,682'Bonded can of key-opening type and process for production thereof'1985 4,332,646'Method for assaying iron-exposed portion of coated steel plate or processed product thereof'1982 4,296,182'Can composed of electrolytically chromated steel'1981 4,143,790'Coated metal structure and process for production thereof'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979Patents assigned to TORAY INDUSTRIES (1)· patent assignee history

1979–2000Based in Tokyo, JP· patent location history

1981–2000Patents assigned to TOYO SEIKAN KAISHA LTD (6)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOYO SEIKAN KAISHA LTD	6	1981–2000
TORAY INDUSTRIES	1	1979

Locations

Location	Patents	Span
Tokyo, JP	7	1979–2000