Inventor

Yoshio Yoshimoto

Inventor

Ube, JP

Overview

1976–1994

Patent span

Performing operations

Primary field (CPC B)

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

B21Bprimary

B21BRolling of metal14%

B22DCasting of metals14%

C04BLime, magnesia14%

Y10TTechnical subjects covered by former us classification14%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material7%

B21JForging7%

G05DSystems for controlling or regulating non-electric variables7%

G07CTime or attendance registers7%

H04NPictorial communication, e.g. television7%

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

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to KAWASAKI HEAVY IND LTD (1)· patent assignee history

1976–1990Based in Okayama, JP· patent location history

1986Patents assigned to MURATA GIKEN KK (1)· patent assignee history

1986–1987Based in Aichi, JP· patent location history

1987Patents assigned to MURATA MACHINERY LTD (1)· patent assignee history

1990–1994Patents assigned to KAWASAKI STEEL CO (2)· patent assignee history

1990–1992Patents assigned to UBE INDUSTRIES (2)· patent assignee history

1990–1992Based in Ube, JP· patent location history

1994Based in Kurashiki, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations