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Inventor

Etsuji Natori

Inventor
Tokyo, JP

Overview

2→
Patents
1987–1994
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties100%
PatentTitleYear
5,305,634'Weathering test method and sample holder used therein'19944,704,903'Light fastness/weather resistance accelerated test machine with an air mixing regulator'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1994Patents assigned to SUGA TEST INSTRUMENTS (2)· patent assignee history
1987Based in Shinjuku-ku, JP· patent location history
1994Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUGA TEST INSTRUMENTS21987–1994
Locations
LocationPatentsSpan
Tokyo, JP11994
Shinjuku-ku, JP11987