Inventor

Akitsugu Kurita

Inventor

Ota, JP

Overview

1983–2000

Patent span

Chemistry

Primary field (CPC C)

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

B01Dprimary

B01DSeparation15%

C11DDetergent compositions15%

C23GCleaning or de-greasing of metallic material by chemical methods other than electrolysis15%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds9%

Y10TTechnical subjects covered by former us classification9%

C08LCompositions of macromolecular compounds8%

C09DCoating compositions, e.g. paints, varnishes or lacquers8%

C03CChemical composition of glasses, glazes or vitreous enamels6%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1983–2000Patents assigned to TOSHIBA SILICONE (14)· patent assignee history

1983–1991Based in Ohta, JP· patent location history

1987–1991Patents assigned to ASAHI BREWERIES LTD (2)· patent assignee history

1991Based in Tokyo, JP· patent location history

1992–1993Patents assigned to JAPAN SYNTHETIC RUBBER CO LTD (2)· patent assignee history

1992–1993Based in Gunma, JP· patent location history

1995–1998Patents assigned to TOSHIBA KK (5)· patent assignee history

1995–2000Based in Ota, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOSHIBA SILICONE	14	1983–2000
TOSHIBA KK	5	1995–1998
ASAHI BREWERIES LTD	2	1987–1991
JAPAN SYNTHETIC RUBBER CO LTD	2	1992–1993

Locations