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Inventor

Akira Ohkoba

Inventor
Shimonoseki, 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.

C01Bprimary
C01BNon-metallic elements33%
C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals33%
C04BLime, magnesia33%
PatentTitleYear
4,797,265'Process for the production of highly concentrated phosphoric acid'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to MITSUI TOATSU CHEMICALS (1)· patent assignee history
1989Based in Shimonoseki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUI TOATSU CHEMICALS11989
Locations
LocationPatentsSpan
Shimonoseki, JP11989