Inventor

Kimio Kakizaki

Inventor

Hitachi, JP

Overview

1977–1987

Patent span

General tagging of new technological developments

Primary field (CPC Y)

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

F28Fprimary

F28FDetails of heat-exchange and heat-transfer apparatus, of general application28%

Y10TTechnical subjects covered by former us classification16%

B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling12%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material8%

B21JForging8%

E04CStructural elements4%

H01BCables4%

H01FMagnets4%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution4%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1977–1987Patents assigned to HITACHI CABLE (6)· patent assignee history

1977–1987Based in Hitachi, JP· patent location history

1979–1987Patents assigned to HITACHI LTD (6)· patent assignee history

1983Patents assigned to JAPAN ATOMIC ENERGY RES INST (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Hitachi, JP	8	1977–1987