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Inventor

Michael J. Szymanski

Inventor
Duncan, OK, US

Overview

26→
Patents
1984–2016
Patent span
Chemistry
Primary field (CPC C)

Patents· 26 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 elsewhere32%
C04BLime, magnesia26%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management12%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
C01BNon-metallic elements4%
C08LCompositions of macromolecular compounds4%
G03GElectrography3%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry1%
B29CShaping or joining of plastics1%
PatentTitleYear
9,458,371'Organophilic clays and methods for the preparation and use thereof'20169,057,011'Organoclay materials for environmentally sensitive regions'20158,940,669'Density-matched suspensions and associated methods'20158,546,310'Density-matched suspensions and associated methods'20138,202,824'Variable density treatment fluids'20127,824,489'Cement compositions comprising environmentally compatible defoamers and methods of use'20107,757,766'Density-matched suspensions and associated methods'20107,709,420'Organophilic clays and methods for the preparation and use thereof'20107,543,642'Cement compositions containing flexible, compressible beads and methods of cementing in subterranean formations'20097,524,369'Low-density cement compositions, density-reducing additives, and methods of use'20097,510,609'Low-density cement compositions, density-reducing additives, and methods of use'20097,445,670'Foamed cement compositions and associated methods of use'20087,399,355'Fluid loss control additive and cement compositions comprising same'20087,398,827'Methods for high temperature lightweight cementing'20087,390,356'Compositions for high temperature lightweight cementing'20087,293,941'Methods for cementing using compositions containing salts'20077,273,949'Salts and methods for their preparation'20077,258,738'Cementing compositions including salts'20077,240,732'Dispersant compositions for cement compositions and related methods'20077,191,834'Foamed cement compositions and associated methods of use'20077,150,322'Cement compositions comprising environmentally compatible defoamers and methods of use'20067,128,148'Well treatment fluid and methods for blocking permeability of a subterranean zone'20067,067,000'Methods of cementing using a fluid loss control additive'20066,739,806'Cement compositions with improved fluid loss characteristics and methods of cementing in subterranean formations'20044,547,061'Electrophotographic imaging apparatus and method particularly for color proofing'19854,456,367'Toning system for electrostatic imaging apparatus'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1985Patents assigned to COULTER SYSTEMS CORP (2)· patent assignee history
1984Based in Medford, MA, US· patent location history
1985Based in Middlesex, MA, US· patent location history
2004–2015Patents assigned to HALLIBURTON ENERGY SERV INC (22)· patent assignee history
2004–2016Based in Duncan, OK, US· patent location history
2012–2015Patents assigned to SZYMANSKI MICHAEL (3)· patent assignee history
2013–2015Patents assigned to GORDON CHRISTOPHER (2)· patent assignee history
2015–2016Patents assigned to HALLIBURTON ENERGY SERVICES INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HALLIBURTON ENERGY SERV INC222004–2015
SZYMANSKI MICHAELself32012–2015
COULTER SYSTEMS CORP21984–1985
GORDON CHRISTOPHER22013–2015
HALLIBURTON ENERGY SERVICES INC22015–2016
Locations
LocationPatentsSpan
Duncan, OK, US242004–2016
Middlesex, Massachusetts, US11985
Medford, Massachusetts, US11984