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Inventor

Sowjun Matsumura

Inventor
Toyonaka, JP

Overview

7→
Patents
1984–2000
Patent span
Chemistry
Primary field (CPC C)

Patents· 7 as inventor

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

C25Dprimary
C25DProcesses for the electrolytic or electrophoretic production of coatings32%
Y10TTechnical subjects covered by former us classification21%
C08LCompositions of macromolecular compounds11%
C09DCoating compositions, e.g. paints, varnishes or lacquers11%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
C23CCoating metallic material5%
F02KJet-propulsion plants5%
F16CShafts5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
6,045,867'Fluorine compound--containing composite material and method for preparing same'20005,589,271'Fluorine compound - containing composite material and method of preparing same'19965,266,181'Controlled composite deposition method'19935,217,536'Composite plating apparatus'19935,185,216'Composite plating film for sliding member'19935,103,637'Rocket engine combustion chamber'19924,441,965'Codeposition method'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1993Patents assigned to UEMURA KOGYO KK (4)· patent assignee history
1984–2000Based in Toyonaka, JP· patent location history
1992Patents assigned to MITSUBISHI HEAVY IND LTD (1)· patent assignee history
1993Patents assigned to DAIDO METAL CO (1)· patent assignee history
1993Based in Hirakata, JP· patent location history
1996Patents assigned to CHONG YONG BO (1)· patent assignee history
2000Patents assigned to NOBATSU WATANABE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UEMURA KOGYO KK41984–1993
CHONG YONG BO11996
DAIDO METAL CO11993
MITSUBISHI HEAVY IND LTD11992
NOBATSU WATANABE12000
Locations
LocationPatentsSpan
Toyonaka, JP41984–2000
Hirakata, JP31993