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Inventor

Robert J. Chilko

Inventor
Lower Burrell, PA, US

Overview

3→
Patents
1982–1991
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B29Cprimary
B29CShaping or joining of plastics33%
C25CProcesses for the electrolytic production, recovery or refining of metals33%
G01FMeasuring volume, volume flow, mass flow or liquid level33%
PatentTitleYear
5,039,462'Method and apparatus for producing biaxially oriented polymer sheet'19914,609,249'Electrically conductive connection for an electrode'19864,353,485'Apparatus for conveying particulate material by spring expansion and contraction'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1991Patents assigned to ALUMINUM CO OF AMERICA (3)· patent assignee history
1982–1991Based in Lower Burrell, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALUMINUM CO OF AMERICA31982–1991
Locations
LocationPatentsSpan
Lower Burrell, Pennsylvania, US31982–1991