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Inventor

Robert E. Jahn

Inventor
Greer, SC, US

Overview

6→
Patents
1988–2010
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.

B65Bprimary
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials50%
E21BEarth or rock drilling13%
G01MTesting static or dynamic balance of machines or structures13%
G01RMeasuring electric variables13%
G01VGeophysics13%
PatentTitleYear
7,828,066'Magnetic motor shaft couplings for wellbore applications'20105,801,953'Measurement apparatus and method for the adjustment of test/measurement parameters'19984,827,694'Film folding device, method, and product'19894,796,405'Film folding device'19894,795,034'Non-smear food package'19894,722,167'Non-smear food package and process for making same'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to GRACE W R & CO CRYOVAC DIV (1)· patent assignee history
1988–1989Based in Greer, SC, US· patent location history
1989Patents assigned to GRACE W R & CO (3)· patent assignee history
1998Patents assigned to HEWLETT PACKARD CO (1)· patent assignee history
1998Based in Jettingen, DE· patent location history
2010Patents assigned to BAKER HUGHES INC (1)· patent assignee history
2010Based in Houston, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GRACE W R & CO31989
BAKER HUGHES INC12010
GRACE W R & CO CRYOVAC DIV11988
HEWLETT PACKARD CO11998
Locations
LocationPatentsSpan
Greer, SC, US41988–1989
Houston, Texas, US12010
Jettingen, DE11998