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Inventor

Richard C. Bevington

Inventor
Delmont, PA, US

Overview

3→
Patents
1977–1993
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H01Hprimary
H01HElectric switches30%
B22FWorking metallic powder20%
C22CAlloys20%
Y10TTechnical subjects covered by former us classification20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
5,258,052'Powder metallurgy silver-tin oxide electrical contact material'19934,450,204'Silver material suitable for backing of silver-cadmium oxide contacts and contacts employing same'19844,056,365'Silver electrical contact materials and method of making'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to GIBSON ELECTRIC INC (1)· patent assignee history
1977–1993Based in Delmont, PA, US· patent location history
1984Patents assigned to GTE PROD CORP (1)· patent assignee history
1993Patents assigned to ADVANCED METALLURG INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ADVANCED METALLURG INC11993
GIBSON ELECTRIC INC11977
GTE PROD CORP11984
Locations
LocationPatentsSpan
Delmont, Pennsylvania, US31977–1993