LexDanaLexDanabeta
Inventor

Tadashi Zenbutsu

Inventor
Bizen, JP

Overview

5→
Patents
1978–1986
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 as inventor

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

C04Bprimary
C04BLime, magnesia71%
C09DCoating compositions, e.g. paints, varnishes or lacquers14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
4,608,087'Heat-resistant inorganic composition'19864,605,635'Carbon-containing refractory'19864,435,215'Heat-resistant inorganic compositions'19844,282,288'Graphite refractory article having dense structure with low porosity'19814,079,032'Process for producing unburned basic refractories'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1986Patents assigned to SHINAGAWA REFRACTORIES CO (5)· patent assignee history
1978–1986Based in Bizen, JP· patent location history
1986Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHINAGAWA REFRACTORIES CO51978–1986
Locations
LocationPatentsSpan
Bizen, JP41978–1986
Tokyo, JP11986