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Inventor

Tadamitsu Kiyoura

Inventor
Kanagawa, JP

Overview

15→
Patents
1980–1999
Patent span
Chemistry
Primary field (CPC C)

Patents· 15 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 chemistry35%
C07CAcyclic or carbocyclic compounds35%
C01BNon-metallic elements15%
C07DHeterocyclic compounds8%
Y02PClimate change mitigation technologies in the production or processing of goods8%
PatentTitleYear
5,959,150'Process for preparing methylamines'19995,608,114'Disproportionating method of trimethylamine'19975,382,696'Method for preparing methylamines'19955,336,440'Process for decomposition of methanol'19945,155,235'Catalyst for producing maleic anhydride from butane and process for preparing same'19925,147,624'Production process of chlorine'19925,032,564'Process for producing catalyst precursor and corresponding catalyst'19914,828,815'Production process of chlorine'19894,822,589'Manufacturing process of chlorine'19894,599,446'Process for the preparation of 2-keto-L-gulonic acid'19864,476,310'Process for the preparation of indoles'19844,456,760'Process for the preparation of indoles'19844,247,716'Process for producing pyruvic acid'19814,242,525'Process for producing salts of pyruvic acid'19804,227,023'Process for the selective ortho-alkylation of phenolic compounds'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1997Patents assigned to MITSUI TOATSU CHEMICALS (14)· patent assignee history
1980–1986Based in Kamakura, JP· patent location history
1984–1999Based in Kanagawa, JP· patent location history
1989–1997Based in Kawasaki, JP· patent location history
1999Patents assigned to MITSUI CHEMICALS INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUI TOATSU CHEMICALS141980–1997
MITSUI CHEMICALS INC11999
Locations
LocationPatentsSpan
Kanagawa, JP71984–1999
Kamakura, JP51980–1986
Kawasaki, JP31989–1997