B04B 13/00
Control arrangements specially designed for centrifuges
Official title: Control arrangements specially designed for centrifuges; Program control of centrifuges (control arrangements for feed, charge or discharge B04B11/00)
B04B13/00 (Control arrangements specially designed for centrifuges) appears on 551 US grants and 548 published applications in this corpus.
Search patents in B04B- Granted patents
- 551
- Published applications
- 548
- Assignees
- 262
- Inventors
- 1,026
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 10 | 0 |
| 1995 | 4 | 0 |
| 1996 | 9 | 0 |
| 1997 | 14 | 0 |
| 1998 | 17 | 0 |
| 1999 | 16 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 5 |
| 2002 | 6 | 20 |
| 2003 | 15 | 11 |
| 2004 | 13 | 14 |
| 2005 | 13 | 13 |
| 2006 | 8 | 9 |
| 2007 | 13 | 16 |
| 2008 | 13 | 20 |
| 2009 | 9 | 10 |
| 2010 | 16 | 17 |
| 2011 | 9 | 19 |
| 2012 | 12 | 14 |
| 2013 | 15 | 29 |
| 2014 | 15 | 33 |
| 2015 | 25 | 36 |
| 2016 | 25 | 21 |
| 2017 | 18 | 28 |
| 2018 | 24 | 18 |
| 2019 | 23 | 29 |
| 2020 | 28 | 30 |
| 2021 | 20 | 24 |
| 2022 | 17 | 24 |
| 2023 | 18 | 30 |
| 2024 | 25 | 19 |
| 2025 | 17 | 36 |
| 2026 | 12 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for creating cell processing protocols15 Sep 2026US 12,734,284 B2Haemonetics Corporation
- Interface detection and control using a photodetector array1 Sep 2026US 12,722,163 B2Fenwal, Inc.
- Continuous flow centrifugation with controlled positive pressure cascade for avoiding cross-contamination25 Aug 2026US 12,715,008 B2Thermo Electron LED GmbH
- Method and device for automatic cell centrifugal cleaning and medium replacement28 Jul 2026US 12,692,470 B2Shenzhen Cellbri Bio-Innovation Technology Co., Ltd.
- Device for separating and recovering blood fractions14 Jul 2026US 12,678,804 B2Cellquest
- Pbmc separation systems and methods of use10 Sep 2026US 2026/0264081 A1Aridica Corporation
- Hand-held spinning centrifugal microfluidics systems and the applications thereof10 Sep 2026US 2026/0264092 A1City University of Hong Kong
- Systems and methods for fluid separation interface control using color-based optical measurements10 Sep 2026US 2026/0264094 A1Fenwal, Inc.
- A separation system for separating a liquid mixture3 Sep 2026US 2026/0257230 A1Alfa Laval Corporate AB
- Method for operating a system comprising a centrifugal separator27 Aug 2026US 2026/0249213 A1Alfa Laval Corporate AB
Most cited
By later US patents
- Method and apparatus for determining distribution of fluids317US 4,671,102 AShell Oil Company · 1987
- Enhanced yield platelet collection systems and methods216US 5,370,802 ABaxter International Inc. · 1994
- Method for collecting platelets and other blood components from whole blood208US 6,296,602 B1Transfusion Technologies Corporation · 2001
- Centrifugation pheresis system202US 4,834,890 ABaxter International Inc. · 1989
- Time based interface detection systems for blood processing apparatus186US 5,316,667 ABaxter International Inc. · 1994