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Inventor

Teruo Kozai

Inventor
Yamagata, JP

Overview

2→
Patents
1978–1992
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A62Cprimary
A62CFire-fighting25%
B08BCleaning in general25%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1025%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
5,163,517'Fire extinguishing systems'19924,092,176'Apparatus for washing semiconductor wafers'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to NIPPON ELECTRIC CO (1)· patent assignee history
1978Based in Tokyo, JP· patent location history
1992Patents assigned to NEC CORP (1)· patent assignee history
1992Based in Yamagata, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NEC CORP11992
NIPPON ELECTRIC CO11978
Locations
LocationPatentsSpan
Yamagata, JP11992
Tokyo, JP11978