Inventor

Mitsushi Futamura

Inventor

Osaka, JP

Overview

1981–1992

Patent span

Performing operations

Primary field (CPC B)

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

B65Gprimary

B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors29%

B07BSeparating solids from solids by sieving, screening, sifting or by using gas currents14%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material14%

F17CVessels for containing or storing compressed, liquefied or solidified gases14%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%

Y10TTechnical subjects covered by former us classification14%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1981–1992Patents assigned to NIPPON ALUMINIUM MFG (2)· patent assignee history

1981–1992Based in Osaka, JP· patent location history

1989Patents assigned to NIPPON ALUMINUM MANUFACTURING (1)· patent assignee history

1989Patents assigned to SUMITOMO CHEMICAL CO (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON ALUMINIUM MFG	2	1981–1992
NIPPON ALUMINUM MANUFACTURING	1	1989
SUMITOMO CHEMICAL CO	1	1989

Locations

Location	Patents	Span
Osaka, JP	3	1981–1992