F04B 43/1238
Using only one roller as the squeezing element, the roller moving on
Official title: {using only one roller as the squeezing element, the roller moving on an arc of a circle during squeezing}
F04B43/1238 (Using only one roller as the squeezing element, the roller moving on) appears on 88 US grants and 107 published applications in this corpus.
Search patents in F04B- Granted patents
- 88
- Published applications
- 107
- Assignees
- 79
- Inventors
- 202
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 4 |
| 2008 | 1 | 2 |
| 2009 | 1 | 0 |
| 2010 | 3 | 2 |
| 2011 | 0 | 1 |
| 2012 | 3 | 6 |
| 2013 | 2 | 4 |
| 2014 | 4 | 9 |
| 2015 | 3 | 9 |
| 2016 | 3 | 6 |
| 2017 | 7 | 11 |
| 2018 | 9 | 3 |
| 2019 | 5 | 8 |
| 2020 | 6 | 11 |
| 2021 | 4 | 3 |
| 2022 | 5 | 5 |
| 2023 | 6 | 6 |
| 2024 | 2 | 4 |
| 2025 | 4 | 6 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Devices, systems, and methods for priming a fluid management system29 Sep 2026US 12,746,325 B2Boston Scientific Scimed, Inc.
- Fluid delivery mechanism and nutrient pump2 Jun 2026US 12,642,908 B2Medcaptain Medical Technology Co., Ltd.
- Facilitating fluid or slurry movement in a peristaltic pump7 Apr 2026US 12,595,789 B2Sepro Mineral Systems Corp.
- Cup washer31 Mar 2026US 12,588,797 B2LG Electronics Inc.
- Peristaltic pump for a device for extracorporeal blood treatment3 Feb 2026US 12,539,412 B2B. Braun Avitum AG
- Peristaltic pump for vacuum generation27 Aug 2026US 2026/0251136 A1Empiriko Corporation
- Dishwasher and control method therefor16 Jul 2026US 2026/0198749 A1LG Electronics Inc.
- Facilitating control of fluid or slurry movement in a collapsible tube9 Jul 2026US 2026/0194054 A1Sepro Mineral Systems Corp.
- Peristaltic pump2 Jul 2026US 2026/0185518 A1Beckman Coulter Biotechnology (Suzhou) Co., Ltd.
- Peristaltic pump27 Nov 2025US 2025/0361859 A1Bristol-Myers Squibb Company
Most cited
By later US patents
- Method of using one-way valve and related apparatus81US 7,322,491 B2Medical Instill Technologies, Inc. · 2008
- One-way valve and apparatus using the valve70US 7,278,553 B2Medical Instill Technologies, Inc. · 2007
- Apparatus having one-way valve62US 7,850,051 B2Medical Instill Technologies, Inc. · 2010
- Peristaltic pump41US 8,747,084 B2Aperia Technologies, Inc. · 2014
- Single roller blood pump and pump/oxygenator system using same38US 5,342,181 ADatascope Investment Corp. · 1994