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Inventor

Masaru Shirasaka

Inventor
Tokyo, JP

Overview

2→
Patents
1985–1986
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B01Dprimary
B01DSeparation50%
C04BLime, magnesia50%
PatentTitleYear
4,627,878'Method of producing porous magnesia clinker'19864,540,553'Desulfurizing agent'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to ONODA CEMENT CO INC (1)· patent assignee history
1985–1986Based in Tokyo, JP· patent location history
1986Patents assigned to OMURA REFRACTORIES CO LTD (1)· patent assignee history
1986Patents assigned to ONODA CEMENT CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OMURA REFRACTORIES CO LTD11986
ONODA CEMENT CO INC11985
ONODA CEMENT CO LTD11986
Locations
LocationPatentsSpan
Tokyo, JP21985–1986