SK

Stephen B. Kessler

PS Pneumatic Scale: 10 patents #1 of 38Top 3%
Becton, Dickinson And: 2 patents #1,271 of 2,926Top 45%
HE Hemasure: 2 patents #6 of 18Top 35%
KP Kendro Laboratory Products: 2 patents #15 of 77Top 20%
KO Kontron: 1 patents #8 of 19Top 45%
MI Millipore: 1 patents #214 of 440Top 50%
Overall (All Time): #189,790 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12377423 Centrifuge system for separating cells in suspension T. David Marro 2025-08-05
12350686 Centrifuge system for separating cells in suspension T. David Marro 2025-07-08
12318710 Centrifuge system for separating cells in suspension T. David Marro 2025-06-03
11957998 Centrifuge system for separating cells in suspension T. David Marro 2024-04-16
11878312 Centrifuge system for separating cells in suspension T. David Marro 2024-01-23
11878311 Centrifuge system for separating cells in suspension T. David Marro 2024-01-23
11065629 Centrifuge system for separating cells in suspension T. David Marro 2021-07-20
11033911 Centrifuge system for separating cells in suspension T David Marro 2021-06-15
10384216 Centrifuge system including a control circuit that controls positive back pressure within the centrifuge core Daniel S. Sutton, T David Marro 2019-08-20
9222067 Single use centrifuge system for highly concentrated and/or turbid feeds T. David Marro 2015-12-29
8383959 Metamaterial spheric alignment mechanism 2013-02-26
7507916 Spheric alignment mechanism 2009-03-24
7465886 Spheric alignment mechanism entropic step down and propulsion system 2008-12-16
6616590 Low-shear feeding system for use with centrifuges Robert B. Carr, Gary W. Brown, Sr. 2003-09-09
6416454 Control of separation performance in a centrifuge by controlling a temperature differential therein Ascher H. Shapiro, William M. Cox 2002-07-09
6095153 Vaporization of volatile materials T. David Marro 2000-08-01
5846427 Extra-lumenal crossflow plasmapheresis devices and method of use thereof Sumith Ranil Wickramasinghe 1998-12-08
5683916 Membrane affinity apparatus and purification methods related thereto Randal A. Goffe, Stephen E. Zale, James L. O'Connor 1997-11-04
4681092 Balloon catheter wrapping apparatus George Cho 1987-07-21
4540492 Method and apparatus for treating whole blood 1985-09-10
4350593 Assembly, compositions and method for separating blood 1982-09-21
4257886 Apparatus for the separation of blood components 1981-03-24