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Inventor

Hideo Iwasawa

Inventor
Hokkaido, JP

Overview

2→
Patents
1976–1999
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H10Pprimary
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h10100%
PatentTitleYear
5,996,390'Method for manufacturing vacuum chamber'19993,946,427'Semiconductor device'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to HITACHI LTD (1)· patent assignee history
1976Based in Kodaira, JP· patent location history
1999Patents assigned to JAPAN STEEL WORKS LTD (1)· patent assignee history
1999Based in Hokkaido, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD11976
JAPAN STEEL WORKS LTD11999
Locations
LocationPatentsSpan
Hokkaido, JP11999
Kodaira, JP11976