Inventor

Takerou Ishizaki

Inventor

Tokyo, JP

Overview

3→

Patents

1993–1994

Patent span

Performing operations

Primary field (CPC B)

Patents· 3 as inventor

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

B01Jprimary

B01JChemical or physical processes, e.g. catalysis or colloid chemistry50%

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

PatentTitleYear

5,324,861'Water-soluble alkali metal sulfonate-substituted binaphthylphosphine transition metal complex and enantioselective hydrogenation method using it'1994 5,274,146'Water-soluble alkali metal sulfonate-substituted binaphthylphosphine transition metal complex and enantioselective hydrogenation method using it'1993 5,223,632'2,2\'-bis(di-(3,5-dialkylphenyl)phosphino)-1,1\'-binaphthyl and transition metal complex containing the samd ligand'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–1994Patents assigned to TAKASAGO PERFUMERY CO LTD (3)· patent assignee history

1993–1994Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TAKASAGO PERFUMERY CO LTD	3	1993–1994

Locations

Location	Patents	Span
Tokyo, JP	3	1993–1994