F15B 2211/632
Representing a flow rate
Official title: representing a flow rate
F15B2211/632 (Representing a flow rate) appears on 141 US grants and 162 published applications in this corpus.
Search patents in F15B- Granted patents
- 141
- Published applications
- 162
- Assignees
- 107
- Inventors
- 352
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 0 |
| 2005 | 2 | 2 |
| 2006 | 2 | 2 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 7 |
| 2013 | 0 | 4 |
| 2014 | 4 | 7 |
| 2015 | 7 | 4 |
| 2016 | 3 | 5 |
| 2017 | 3 | 12 |
| 2018 | 3 | 5 |
| 2019 | 8 | 10 |
| 2020 | 12 | 15 |
| 2021 | 13 | 17 |
| 2022 | 15 | 12 |
| 2023 | 8 | 12 |
| 2024 | 16 | 19 |
| 2025 | 15 | 12 |
| 2026 | 6 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for providing at least one item of information relating to a hydraulic system25 Aug 2026US 12,716,433 B2KSB SE & Co. KGaA
- Hydraulic cylinder monitoring11 Aug 2026US 12,704,137 B2The Heil Co.
- Valve module system12 May 2026US 12,624,712 B2Festo AG & Co.
- Method of forming a quadrant control valve system, quadrant control valve system and hydraulic system17 Mar 2026US 12,577,970 B2HAWE Hydraulik SE
- Portable fluid tank system with multi-state control interface and remote operation3 Mar 2026US 12,565,885 B2Black & Decker Inc.
- Pneumatic automation device, maintenance assembly, pneumatic system, and method17 Sep 2026US 2026/0276012 A1Festo AG & Co.
- Hydraulic Isolation Cylinder-Based System6 Aug 2026US 2026/0226921 A1SRI Energy, Inc.
- Flow Analysis-Based Cylinder Monitoring Apparatus and Method16 Jul 2026US 2026/0201914 A1LG Energy Solution, Ltd.
- Linear actuator assembly and system21 May 2026US 2026/0139694 A1Project Phoenix, LLC
- Refuse vehicle control systems and methods7 May 2026US 2026/0126059 A1Oshkosh Corporation
Most cited
By later US patents
- Flow sensing and control apparatus25US 3,952,510 ACaterpillar Tractor Co. · 1976
- Hydraulic actuator controls24US 4,031,813 ASperry Rand Corporation · 1977
- Hydraulic control system for governing steering and implement actuators24US 4,422,290 AGeneral Signal Corporation · 1983
- Operation control device23US 5,029,067 AKabushiki Kaisha Komatsu Seisakusho · 1991
- Negative load control and energy utilizing system22US 5,152,142 ACaterpillar Inc. · 1992