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Inventor

Eiichiro Nishikawa

Inventor
Saitama, JP

Overview

6→
Patents
1981–2004
Patent span
Chemistry
Primary field (CPC C)

Patents· 6 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 chemistry45%
C07CAcyclic or carbocyclic compounds36%
C01BNon-metallic elements18%
PatentTitleYear
6,762,146'Vanadium phosphorous mixed oxide'20046,495,486'Intercalation compound and a vanadium phosphorus mixed oxide and a process for the preparation thereof'20024,691,070'Catalyst, its method of preparation and process for its use in the hydrogenation of diolefins'19874,551,556'Process for producing carbonyl compounds'19854,354,961'Method of preparing a catalyst for synthesizing unsaturated esters'19824,299,800'Method of removing oxygen from a gas containing an unsaturated hydrocarbon'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1987Patents assigned to TOA NENRYO KOGYO KK (4)· patent assignee history
1981–1987Based in Saitama, JP· patent location history
1982Based in Ooi, JP· patent location history
2002–2004Patents assigned to TONEN SEKIYUKAGAKU KK (2)· patent assignee history
2002Patents assigned to JAPAN CHEMICAL INDUSTRY ASS (1)· patent assignee history
2002–2004Based in Miyoshi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOA NENRYO KOGYO KK41981–1987
TONEN SEKIYUKAGAKU KK22002–2004
JAPAN CHEMICAL INDUSTRY ASS12002
Locations
LocationPatentsSpan
Saitama, JP31981–1987
Miyoshi, JP22002–2004
Ooi, JP11982