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Inventor

Thomas Ballweg

Inventor
Wertheim, DE

Overview

4→
Patents
2002–2011
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

B01Dprimary
B01DSeparation20%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds13%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds13%
C08LCompositions of macromolecular compounds13%
B82YSpecific uses or applications of nanostructures7%
C03BManufacture, shaping, or supplementary processes7%
C04BLime, magnesia7%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons7%
E21BEarth or rock drilling7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
7,958,936'Downhole formation sampling'20117,850,881'Inorganic hollow fibers'20106,818,133'Semipermeable membranes'20046,339,108'Oxygenator membrane'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2010Patents assigned to FRAUNHOFER GES FORSCHUNG (3)· patent assignee history
2002–2010Based in Wertheim, DE· patent location history
2011Patents assigned to HALLIBURTON ENERGY SERV INC (1)· patent assignee history
2011Based in Pearland, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FRAUNHOFER GES FORSCHUNG32002–2010
HALLIBURTON ENERGY SERV INC12011
Locations
LocationPatentsSpan
Wertheim, DE32002–2010
Pearland, Texas, US12011