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Inventor

Teruo Matsuo

Inventor
Mobara, JP

Overview

3→
Patents
1978–1994
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

C21Cprimary
C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel33%
H01JElectric discharge tubes or discharge lamps33%
H04NPictorial communication, e.g. television33%
PatentTitleYear
5,319,459'Method and apparatus for checking defect on display screen'19944,929,209'Method of aging cathode-ray tube'19904,084,959'Method for continuous refining of a molten iron base metal'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to NIPPON STEEL CORP (1)· patent assignee history
1978Based in Kitakyushu, JP· patent location history
1990–1994Patents assigned to HITACHI LTD (2)· patent assignee history
1990–1994Based in Mobara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD21990–1994
NIPPON STEEL CORP11978
Locations
LocationPatentsSpan
Mobara, JP21990–1994
Kitakyushu, JP11978