Inventor

Tetsuo Tsuboi

Inventor

Hatoyama, JP

Overview

1→

Patents

1989

Patent span

Chemistry

Primary field (CPC C)

Patents· 1 as inventor

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

C07Fprimary

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium50%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients50%

PatentTitleYear

4,888,371'Bis(2,6-dis-tert-butyl-4-branched propyl or butyl phenyl)-pentaerythritol spiro phosphites and synthetic resin compositions containing such phosphites'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to ADEKA ARGUS CHEMICAL CO LTD (1)· patent assignee history

1989Based in Hatoyama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ADEKA ARGUS CHEMICAL CO LTD	1	1989

Locations

Location	Patents	Span
Hatoyama, JP	1	1989