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Inventor

Robert W. Sheriff

Inventor
Davidsonville, MD, US

Overview

3→
Patents
1993–1999
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

G01Sprimary
G01SRadio direction-finding40%
B22DCasting of metals20%
C04BLime, magnesia20%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
5,942,316'Multi-layer refractory wear body'19995,596,549'Side look sonar apparatus and method'19975,228,006'High resolution beam former apparatus'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to WESTINGHOUSE ELECTRIC CORP (1)· patent assignee history
1993–1997Based in Davidsonville, MD, US· patent location history
1997Patents assigned to NORTHROP GRUMMAN CORP (1)· patent assignee history
1999Patents assigned to DIDIER WERKE AG (1)· patent assignee history
1999Based in Ingelheim am Rhein, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DIDIER WERKE AG11999
NORTHROP GRUMMAN CORP11997
WESTINGHOUSE ELECTRIC CORP11993
Locations
LocationPatentsSpan
Davidsonville, Maryland, US21993–1997
Ingelheim am Rhein, DE11999