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Inventor

Arthur William Braman, Jr.

Inventor
Cypress, CA, US

Overview

4→
Patents
2014–2016
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

E21Bprimary
E21BEarth or rock drilling30%
F16HGearing20%
F16JPistons10%
F16LPipes10%
H01RElectrically-conductive connections10%
H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines10%
Y10TTechnical subjects covered by former us classification10%
PatentTitleYear
9,347,265'Top drive systems for wellbore and drilling operations'20169,249,902'Sealing system'20168,839,854'Top drive systems for wellbore and drilling operations'20148,752,653'Dual ball upper internal blow out preventer valve'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2016Patents assigned to NAT OILWELL VARCO LP (4)· patent assignee history
2014Patents assigned to BRAMAN ARTHUR W (1)· patent assignee history
2014Patents assigned to BRAMAN JR ARTHUR WILLIAM (1)· patent assignee history
2014Patents assigned to DE JONG BASTIAAN (1)· patent assignee history
2014Patents assigned to FOX PRESTON R (1)· patent assignee history
2014–2016Based in Cypress, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NAT OILWELL VARCO LP42014–2016
BRAMAN ARTHUR Wself12014
BRAMAN JR ARTHUR WILLIAMself12014
DE JONG BASTIAAN12014
FOX PRESTON R12014
Locations
LocationPatentsSpan
Cypress, California, US42014–2016