F04B 43/088
With two or more tubular flexible members in series
Official title: {with two or more tubular flexible members in series (F04B43/1133 takes precedence)}
F04B43/088 (With two or more tubular flexible members in series) appears on 29 US grants and 19 published applications in this corpus.
Search patents in F04B- Granted patents
- 29
- Published applications
- 19
- Assignees
- 19
- Inventors
- 52
- Latest grant
- 1 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 5 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 4 |
| 2023 | 1 | 3 |
| 2024 | 0 | 1 |
| 2025 | 6 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Liquid supplying device1 Jul 2025US 12,343,754 B2Koganei Corporation
- Longitudinal impedance pump10 Jun 2025US 12,326,143 B2University of Southern California
- Fluid control device15 Apr 2025US 12,276,271 B2Murata Manufacturing Co., Ltd.
- Cyclic operating pumping method and system18 Mar 2025US 12,253,073 B2Altop Patents III B.V.
- Pump unit and pump, and method for detecting characteristics of conveyance article11 Mar 2025US 12,247,560 B2Chuo University
- Longitudinal impedance pump23 May 2024US 2024/0167467 A1University of Southern California
- Guidance unit (mk-1) and arcwing circulating power guidance system with the guidance unit (mk-1)27 Jul 2023US 2023/0235973 A1Tunghai University
- Hydraulically Amplified Self-Healing Electrostatic (HASEL) Actuator Systems for Gripping Applications23 Mar 2023US 2023/0091400 A1Artimus Robotics Inc.
- Pump unit and pump, and method for detecting characteristics of conveyance article2 Feb 2023US 2023/0034441 A1Chuo University
- Liquid Supplying Device20 Oct 2022US 2022/0331833 A1Koganei Corporation
Most cited
By later US patents
- Piezoelectrically actuated fluid pumps70US 6,042,345 AFace International Corporation · 2000
- Piezoelectrically actuated peristaltic pump63US 6,074,178 AFace International Corporation · 2000
- Peristaltic pump59US 6,106,249 ANestec S. A. · 2000
- Piezoelectrically actuated piston pump47US 6,071,088 AFace International Corporation · 2000
- System and method for monitoring operation of a pump39US 7,878,765 B2Entegris, Inc. · 2011