Inventor

Yoshihiro Osumi

Inventor

Katsuta, JP

Overview

1984

Patent span

Performing operations

Primary field (CPC B)

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

B66Bprimary

B66BElevators50%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests50%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to HITACHI LTD (1)· patent assignee history

1984Based in Katsuta, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	1	1984

Locations

Location	Patents	Span
Katsuta, JP	1	1984