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Inventor

James C. Hunziker

Inventor
New Caney, TX, US

Overview

9→
Patents
1996–2020
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 9 as inventor

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

E21Bprimary
E21BEarth or rock drilling64%
G01NInvestigating or analysing materials by determining their chemical or physical properties14%
G01VGeophysics7%
G02BOptical elements, systems or apparatus7%
H01BCables7%
PatentTitleYear
10,738,541System and method for threaded riser auxiliary lines20208,733,455'Roller standoff assemblies'20148,171,990'In-situ formation strength testing with coring'20128,074,712'Stop collar friction clamping device'20117,649,357'Side entry leak protection for downhole tools'20106,627,873'Down hole gas analyzer method and apparatus'20036,484,801'Flexible joint for well logging instruments'20026,218,662'Downhole carbon dioxide gas analyzer'20015,495,547'Combination fiber-optic/electrical conductor well logging cable'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2001Patents assigned to WESTERN ATLAS INT INC (2)· patent assignee history
1996–2014Based in New Caney, TX, US· patent location history
2002–2014Patents assigned to BAKER HUGHES INC (6)· patent assignee history
2011–2014Patents assigned to HUNZIKER JAMES C (3)· patent assignee history
2012Patents assigned to AZEEMUDDIN MOHAMMED (1)· patent assignee history
2020Patents assigned to HYDRIL USA DISTRIB LLC (1)· patent assignee history
2020Based in Houston, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BAKER HUGHES INC62002–2014
HUNZIKER JAMES Cself32011–2014
WESTERN ATLAS INT INC21996–2001
AZEEMUDDIN MOHAMMED12012
HYDRIL USA DISTRIB LLC12020
Locations
LocationPatentsSpan
New Caney, Texas, US81996–2014
Houston, Texas, US12020