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Inventor

Dennis O'Hara

Inventor
Hamilton, GB

Overview

5→
Patents
1993–2017
Patent span
Performing operations
Primary field (CPC B)

Patents· 5 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification30%
B66DCapstans20%
F16KValves20%
B66BElevators10%
F15BSystems acting by means of fluids in general10%
G05DSystems for controlling or regulating non-electric variables10%
PatentTitleYear
9,850,112Load bearing apparatus and method20178,814,143'Inclined drum arrangement for winch apparatus'20148,146,883'Apparatus to connect a valve stem to a valve member'20127,363,851'Spacers for use with actuator casings'20085,251,148'Integrated process control valve'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Based in Mapleton, UT, US· patent location history
2008–2012Patents assigned to FISHER CONTROLS INT (2)· patent assignee history
2008–2012Based in Strafford, NH, US· patent location history
2012Patents assigned to O'HARA DENNIS EUGENE (1)· patent assignee history
2014Patents assigned to LAWSON ANDREW (1)· patent assignee history
2014Patents assigned to MCFALL CAMPBELL (1)· patent assignee history
2014Patents assigned to O'HARA DENNIS (1)· patent assignee history
2014–2017Based in Hamilton, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FISHER CONTROLS INT22008–2012
LAWSON ANDREW12014
MCFALL CAMPBELL12014
O'HARA DENNISself12014
O'HARA DENNIS EUGENEself12012
Locations
LocationPatentsSpan
Hamilton, GB22014–2017
Strafford, NH, US22008–2012
Mapleton, UT, US11993