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Inventor

Jim Friedheim

Inventor
Spring, TX, US

Overview

11→
Patents
2003–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 11 as inventor

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

C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere63%
E21BEarth or rock drilling19%
G01VGeophysics6%
Y02ATechnologies for adaptation to climate change6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
11,098,233Carbonaceous nanoparticles as conductivity enhancement additives to water-in-oil emulsions, oil-in-water emulsions and oil-based wellbore fluids20219,103,206'Methods of increasing fracture resistance in low permeability formations'20158,871,690'Fluid loss additive for oil-based muds'20148,524,640'Fluid loss additive for oil-based muds'20137,871,962'Flat rheology drilling fluid'20117,250,390'High performance water based drilling fluids and method of use'20077,084,092'Shale hydration inhibition agent and method of use'20067,081,437'Environmentally compatible hydrocarbon blend drilling fluid'20066,831,043'High performance water based drilling mud and method of use'20046,770,602'Oil based well fluids with high solids content'20046,589,917'Invert emulsion drilling fluids and muds having negative alkalinity and elastomer compatibility'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2021Patents assigned to MI LLC (11)· patent assignee history
2003–2021Based in Spring, TX, US· patent location history
2013–2015Patents assigned to FRIEDHEIM JIM (2)· patent assignee history
2015Patents assigned to ALBERTY MARK WILLIAM (1)· patent assignee history
2015Patents assigned to ASTON MARK (1)· patent assignee history
2015Patents assigned to BP CORP NORTH AMERICA INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MI LLC112003–2021
FRIEDHEIM JIMself22013–2015
ALBERTY MARK WILLIAM12015
ASTON MARK12015
BP CORP NORTH AMERICA INC12015
Locations
LocationPatentsSpan
Spring, Texas, US112003–2021