WD

William D. Dunfee

SD Siemens Healthcare Diagnostics: 15 patents #23 of 659Top 4%
DB Dade Behring: 7 patents #5 of 163Top 4%
DM Dade Microscan: 2 patents #6 of 24Top 25%
📍 Newark, DE: #44 of 1,550 inventorsTop 3%
🗺 Delaware: #288 of 7,163 inventorsTop 5%
Overall (All Time): #160,369 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
12152707 Fitting, fitting assembly, and torque adaptor Emily Pierce 2024-11-26
11913817 Fluid metering device with reduced cross contamination Robert C. Hopely, Jr., Colin Ingersoll, Yudis Moreta 2024-02-27
11815523 Multi-point filtering liquid level detection methods and apparatus Mark H. Sprenkle, Colin Ingersoll 2023-11-14
11529656 Probe wash station for analytical instrumentation Thomas E. Weitkamp 2022-12-20
11519771 Short aspiration detection in a clinical analyzer Stephen Krufka, Mark H. Sprenkle, Colin Ingersoll 2022-12-06
11372014 Clinical analyzer probe crash detection mechanism and process Amanda H. Schaffers 2022-06-28
11351512 Quick-connect mixer impeller coupling Jeffrey Taylor, Gregory D. Ariff, Stephen Krufka 2022-06-07
11231309 Quick connection for liquid level sense-enabled metering probe Amanda H. Schaffers, Stephen Krufka 2022-01-25
11204362 Single-piece transfer arm structure for analytical instrumentation Amanda H. Schaffers 2021-12-21
10392500 Compositions and methods for liquid mixing assessment Jason Alan Snyder, Richard H. Carter, JR., Patricia Nichols 2019-08-27
9909945 Methods and apparatus for measuring aspiration pressure at low aspiration volumes 2018-03-06
9488555 Method for optimizing vertical probe alignment using diagnostic mixing routines Richard H. Carter, JR., Media Marie Lloyd, John P. Mizzer 2016-11-08
9423803 Methods, systems, and apparatus providing temperature-controlled process fluid Robert E. Myers, Lawrence D. Huppman, Nathan A. Small, John P. Mizzer, Richard H. Carter, JR. 2016-08-23
7867769 Clog detection in a clinical sampling pipette Mark H. Sprenkle 2011-01-11
RE41760 Bi-directional magnetic sample rack conveying system David Thompson, Tumkur R. Vijay, Daniel E. Gillund 2010-09-28
7258480 Apparatus for mixing liquid samples using a two dimensional stirring pattern Robert Franklin Hazlewood, Jr. 2007-08-21
7240477 Flexible router for liquid tubes and electrical ribbon cables David G. Henderson, Thomas E. Weitkamp 2007-07-10
7228048 Liquid tube and electrical cable clamp with locking features David G. Henderson, Thomas E. Weitkamp 2007-06-05
7186378 Liquid sampling probe and cleaning fluidics system 2007-03-06
6645737 Method for maintaining test accuracy within a microbiological test array Edward Francis Farina, Edward Stephen Kaminski, John Charles Mazza, Bruce McLean Gemmell 2003-11-11
6582929 Method for minimizing optical interference during antibiotic susceptibility readings in a microbiological analyzer Bruce McLean Gemmell, Edward Stephen Kaminski, John Charles Mazza, Edward Francis Farina, Frank S. Krufka 2003-06-24
6571934 Bi-directional magnetic sample rack conveying system David Thompson, Tumkur R. Vijay, Daniel E. Gillund 2003-06-03
6370942 Method for verifying the integrity of a fluid transfer Kerry Lynn Miller 2002-04-16
6077713 Method and apparatus for extracting liquid samples from a closed container Edward Stephen Kaminski, John Charles Mazza, Kerry Lynn Miller, Jeffery Kenneth Parmer, Paul John Zuk 2000-06-20
5718509 Materials dispersion apparatus with relatively slidable blocks 1998-02-17