DS

David W. Sammons

BI Bioseparations: 10 patents #1 of 7Top 15%
TU The Upjohn: 2 patents #190 of 528Top 40%
AD Arizona Technology Development: 1 patents #3 of 27Top 15%
Overall (All Time): #323,082 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9433143 Drop spreader for powdered materials Donald Griffin Bruce 2016-09-06
8800752 Portable continuous feed delivery system and method of use Donald Griffin Bruce 2014-08-12
6210574 System for separation of nucleated fetal erythrocytes from maternal blood samples Garland E. Twitty, Joseph G. Utermohlen, Rizwan Sharnez 2001-04-03
6194146 Situ and in vitro hybridization method and buffer Joseph G. Utermohlen 2001-02-27
5948617 Methods of in situ hybridization Joseph G. Utermohlen 1999-09-07
5948278 System and method for enrichment of rare cell population from whole blood samples Michael T. Manley, Joseph G. Utermohlen, Garland E. Twitty 1999-09-07
5906724 Apparatus for separation of nucleated blood cells from a blood sample Garland E. Twitty, Joseph G. Utermohlen, Rizwan Sharnez 1999-05-25
5676849 Method for enrichment of fetal cell population from maternal whole blood samples Michael T. Manley, Joseph G. Utermohlen, Garland E. Twitty 1997-10-14
5662813 Method for separation of nucleated fetal erythrocytes from maternal blood samples Garland E. Twitty, Joseph G. Utermohlen, Rizwan Sharnez 1997-09-02
5439571 Apparatus and method for enhanced resolution continuous flow zone electrophoresis Rizwan Sharnez 1995-08-08
5336387 Electrical separator apparatus and method of counterflow gradient focusing Ned B. Egen, Garland E. Twitty 1994-08-09
5173164 Multi-modality electrical separator apparatus and method Ned B. Egen, Garland E. Twitty, Rizwan Sharnez 1992-12-22
5073963 Computerized method of matching two-dimensional (2-D) patterns Wen-jeng Ko, Yi-Cheng Liu 1991-12-17
4434234 Method and kit for silver staining substances supported in matrix Lonnie D. Adams 1984-02-28
4416998 Silver stain procedure and kit for same Lonnie D. Adams 1983-11-22