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Inventor

Fred H. Stengel

Inventor
Palo Alto, CA, US

Overview

6→
Patents
1977–2002
Patent span
Performing operations
Primary field (CPC B)

Patents· 6 as inventor

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

B65Dprimary
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers22%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1022%
LOCD122%
A63CSkates11%
G01NInvestigating or analysing materials by determining their chemical or physical properties11%
Y10TTechnical subjects covered by former us classification11%
PatentTitleYear
6,446,982'In-line skate conversion apparatus'20025,008,081'Method and apparatus for automatic melt indexing'1991D0266671'Electrostatic printer/plotter'19824,171,740'Wafer packaging system'19794,129,211'Wafer packaging system'1978D0243700'Key set device for encoding data'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1982Patents assigned to XEROX CORP (2)· patent assignee history
1977–1982Based in Palo Alto, CA, US· patent location history
1978–1979Patents assigned to MONSANTO CO (2)· patent assignee history
1991Patents assigned to KD GROUP (1)· patent assignee history
1991–2002Based in Redwood City, CA, US· patent location history
2002Patents assigned to GASTER RICHARD S (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MONSANTO CO21978–1979
XEROX CORP21977–1982
GASTER RICHARD S12002
KD GROUP11991
Locations
LocationPatentsSpan
Palo Alto, California, US41977–1982
Redwood City, California, US21991–2002