Inventor

Mutsumi Yamamoto

Inventor

Tokyo, JP

Overview

1996

Patent span

Electricity

Primary field (CPC H)

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

H02Kprimary

H02KDynamo-electric machines50%

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

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1996Patents assigned to RICOH KK (1)· patent assignee history

1996Patents assigned to TOHOKU RICHO CO LTD (1)· patent assignee history

1996Based in Tokyo, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RICOH KK	1	1996
TOHOKU RICHO CO LTD	1	1996

Locations

Location	Patents	Span
Tokyo, JP	1	1996