B04B 9/146
Imbalance detection devices
Official title: {Imbalance detection devices}
B04B9/146 (Imbalance detection devices) appears on 71 US grants and 64 published applications in this corpus.
Search patents in B04B- Granted patents
- 71
- Published applications
- 64
- Assignees
- 54
- Inventors
- 161
- Latest grant
- 25 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 4 |
| 2005 | 1 | 2 |
| 2006 | 6 | 2 |
| 2007 | 3 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 5 |
| 2011 | 0 | 0 |
| 2012 | 3 | 2 |
| 2013 | 1 | 9 |
| 2014 | 0 | 2 |
| 2015 | 4 | 3 |
| 2016 | 4 | 3 |
| 2017 | 1 | 1 |
| 2018 | 5 | 1 |
| 2019 | 3 | 1 |
| 2020 | 0 | 2 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 3 |
| 2024 | 3 | 1 |
| 2025 | 1 | 12 |
By publication year. Applications have been published since 2001.
Recent patents
- Automatic processing device for liquid samples25 Feb 2025US 12,235,197 B2Cancer Free Biotech Ltd.
- Method and system for centrifuge testing17 Sep 2024US 12,092,545 B2Honeywell Federal Manufacturing & Technologies, LLC
- Biological material measuring instrument3 Sep 2024US 12,078,581 B2Tascom Co., Ltd.
- Centrifuge having control unit that stops rotation of a rotor when a displacement-conversion value satisifies a displacement determination criterion16 Apr 2024US 11,958,063 B2Kubota Manufacturing Corporation
- Vibration isolation holding device7 Nov 2023US 11,808,655 B2Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Centrifuge and mixing system for a cell processing apparatus10 Jul 2025US 2025/0222469 A1Trenchant BioSystems, Inc.
- Compositions of enriched and modified cells3 Jul 2025US 2025/0213617 A1Trenchant BioSystems, Inc.
- Automatic balancing system for a centrifuge system3 Jul 2025US 2025/0214091 A1Trenchant BioSystems, Inc.
- Optimized geometric design of a cell processing cassette3 Jul 2025US 2025/0215380 A1Trenchant BioSystems, Inc.
- Functionally closed cell processing system3 Jul 2025US 2025/0215382 A1Trenchant BioSystems, Inc.
Most cited
By later US patents
- Self balancing centrifuge86US 4,157,781 A1979
- Centrifuge overspeed protection and imbalance detection system62US 4,700,117 ABeckman Instruments, Inc. · 1987
- Centrifuge control system60US 5,857,955 AM-I Drilling Fluids Company · 1999
- Magnetic damping for specimen transport system45US 8,973,736 B2Beckman Coulter, Inc. · 2015
- Centrifuge with torsional vibration sensing and signaling43US 4,070,290 ABird Machine Company, Inc. · 1978