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Garland E. Twitty
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Tucson, AZ, US
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last 30 patents
Information
Patent Grant
System for separation of nucleated fetal erythrocytes from maternal...
Patent number
6,210,574
Issue date
Apr 3, 2001
Bioseparations, Inc.
David W. Sammons
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
System and method for enrichment of rare cell population from whole...
Patent number
5,948,278
Issue date
Sep 7, 1999
Bioseparations, Inc.
David W. Sammons
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Apparatus for separation of nucleated blood cells from a blood sample
Patent number
5,906,724
Issue date
May 25, 1999
Bioseparations, Inc.
David W. Sammons
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for enrichment of fetal cell population from maternal whole...
Patent number
5,676,849
Issue date
Oct 14, 1997
Bioseparations, Inc.
David W. Sammons
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for separation of nucleated fetal erythrocytes from maternal...
Patent number
5,662,813
Issue date
Sep 2, 1997
Bioseparations, Inc.
David W. Sammons
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Electrical separator apparatus and method of counterflow gradient f...
Patent number
5,336,387
Issue date
Aug 9, 1994
Bioseparations, Inc.
Ned B. Egen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Multi-modality electrical separator apparatus and method
Patent number
5,173,164
Issue date
Dec 22, 1992
Bioseparations, Inc.
Ned B. Egen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process and apparatus for recycling isoelectric focusing and isotac...
Patent number
4,897,169
Issue date
Jan 30, 1990
Milan Bier
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL