Inventor

Shuzabu Sakaguchi

Inventor

Tokyo, JP

Overview

7→

Patents

1982–1993

Patent span

Chemistry

Primary field (CPC C)

Patents· 7 as inventor

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

C07Cprimary

C07CAcyclic or carbocyclic compounds47%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium20%

C01BNon-metallic elements13%

Y02PClimate change mitigation technologies in the production or processing of goods13%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%

PatentTitleYear

5,187,311'Methylthiophenol derivatives and p-methylthiophenyl chloroformates and processes for producing these derivatives'1993 5,149,857'Process for production of sulfonium compounds'1992 5,075,476'Process for production of sulfonium compounds and novel methylthiphenol derivatives'1991 4,751,326'Process for producing benzophenone-azine'1988 4,727,190'Process for preparing benzophenone-azines'1988 4,628,119'Process for preparing hydrazine hydrohalogenide'1986 4,347,383'Process for producing benzophenone-azines'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1993Patents assigned to MITSUBISHI GAS CHEMICAL CO (7)· patent assignee history

1982Based in Matsudo, JP· patent location history

1986–1988Based in Ibaraki, JP· patent location history

1991–1993Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI GAS CHEMICAL CO	7	1982–1993

Locations

Location	Patents	Span
Tokyo, JP	3	1991–1993
Ibaraki, JP	3	1986–1988
Matsudo, JP	1	1982