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Inventor

Richard Walton

Inventor
Simpsonville, SC, US

Overview

4→
Patents
1980–2007
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C09Dprimary
C09DCoating compositions, e.g. paints, varnishes or lacquers40%
C25CProcesses for the electrolytic production, recovery or refining of metals20%
G01VGeophysics20%
H03KPulse technique20%
PatentTitleYear
7,271,211'Dispersions containing fatty acid esters of styrenated phenol alkoxylates'20077,205,352'Dispersions containing fatty acid esters of styrenated phenol alkoxylates'20075,025,227'Metal detection circuit'19914,224,128'Cathode assembly for electrolytic aluminum reduction cell'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980Patents assigned to PPG INDUSTRIES INC (1)· patent assignee history
1980Based in Pittsburgh, PA, US· patent location history
1991Patents assigned to YOUNG WILLIAM (1)· patent assignee history
1991Based in Johannesburg, ZA· patent location history
2007Patents assigned to ETHOX CHEMICALS LLC (2)· patent assignee history
2007Based in Simpsonville, SC, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ETHOX CHEMICALS LLC22007
PPG INDUSTRIES INC11980
YOUNG WILLIAM11991
Locations
LocationPatentsSpan
Simpsonville, SC, US22007
Johannesburg, ZA11991
Pittsburgh, Pennsylvania, US11980