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Inventor

David J. Snee

Inventor
Chardon, OH, US

Overview

3→
Patents
1977–1985
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.

H01Hprimary
H01HElectric switches29%
B22DCasting of metals14%
B22FWorking metallic powder14%
C22CAlloys14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
4,491,168'Wear resistant insert for cast lightweighted pistons and method of casting'19854,217,139'Process of preparing an electrical contact material'19804,056,365'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
1977Based in Murrysville, PA, US· patent location history
1980Patents assigned to GTE PROD CORP (1)· patent assignee history
1980Based in Murraysville, PA, US· patent location history
1985Patents assigned to IMP CLEVITE INC (1)· patent assignee history
1985Based in Chardon, OH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GIBSON ELECTRIC INC11977
GTE PROD CORP11980
IMP CLEVITE INC11985
Locations
LocationPatentsSpan
Chardon, OH, US11985
Murraysville, Pennsylvania, US11980
Murrysville, Pennsylvania, US11977