Inventor
Stephen B. Kessler
Inventor
Princeton, MA, US
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation17%
B04BCentrifuges14%
G01NInvestigating or analysing materials by determining their chemical or physical properties14%
C12MApparatus for enzymology or microbiology9%
A61MDevices for introducing media into, or onto, the body6%
B64GCosmonautics6%
G21FProtection against x-radiation, gamma radiation, corpuscular radiation or particle bombardment6%
Y10TTechnical subjects covered by former us classification6%
A24FSmokers' requisites3%
A61BDiagnosis3%
PatentTitleYear
11,033,911Centrifuge system for separating cells in suspension202110,384,216Centrifuge system including a control circuit that controls positive back pressure within the centrifuge core20199,222,067'Single use centrifuge system for highly concentrated and/or turbid feeds'20158,383,959'Metamaterial spheric alignment mechanism'20137,507,916'Spheric alignment mechanism'20097,465,886'Spheric alignment mechanism entropic step down and propulsion system'20086,616,590'Low-shear feeding system for use with centrifuges'20036,416,454'Control of separation performance in a centrifuge by controlling a temperature differential therein'20026,095,153'Vaporization of volatile materials'20005,846,427'Extra-lumenal crossflow plasmapheresis devices and method of use thereof'19985,683,916'Membrane affinity apparatus and purification methods related thereto'19974,681,092'Balloon catheter wrapping apparatus'19874,540,492'Method and apparatus for treating whole blood'19854,350,593'Assembly, compositions and method for separating blood'19824,257,886'Apparatus for the separation of blood components'19814,153,739'Method for collecting blood'19793,986,962'Novel assembly for separating blood'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1982Patents assigned to BECTON DICKINSON CO (4)· patent assignee history
1976–1979Based in Guttenberg, NJ, US· patent location history
1981–1982Based in North Bergen, NJ, US· patent location history
1985–1987Based in Gloucester, MA, US· patent location history
1997–1998Patents assigned to HEMASURE INC (2)· patent assignee history
1997–2021Based in Princeton, MA, US· patent location history
2003Patents assigned to KENDRO LAB PROD LP (1)· patent assignee history
2008–2013Patents assigned to KESSLER STEPHEN BURNS (3)· patent assignee history
2008–2009Based in Kirkwood, MO, US· patent location history
2015–2021Patents assigned to PNEUMATIC SCALE CORP (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BECTON DICKINSON CO | 4 | 1976–1982 |
| KESSLER STEPHEN BURNSself | 3 | 2008–2013 |
| PNEUMATIC SCALE CORP | 3 | 2015–2021 |
| HEMASURE INC | 2 | 1997–1998 |
| KENDRO LAB PROD LP | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Princeton, Massachusetts, US | 8 | 1997–2021 |
| Kirkwood, MO, US | 2 | 2008–2009 |
| Gloucester, Massachusetts, US | 2 | 1985–1987 |
| North Bergen, New Jersey, US | 2 | 1981–1982 |
| Guttenberg, New Jersey, US | 2 | 1976–1979 |