G05D 16/00
Control of fluid pressure
G05D16/00 (Control of fluid pressure) appears on 4,039 US grants and 3,119 published applications in this corpus.
Search patents in G05D- Granted patents
- 4,039
- Published applications
- 3,119
- Assignees
- 1,966
- Inventors
- 7,017
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 47 | 0 |
| 1977 | 30 | 0 |
| 1978 | 39 | 0 |
| 1979 | 22 | 0 |
| 1980 | 33 | 0 |
| 1981 | 40 | 0 |
| 1982 | 26 | 0 |
| 1983 | 20 | 0 |
| 1984 | 41 | 0 |
| 1985 | 52 | 0 |
| 1986 | 55 | 0 |
| 1987 | 66 | 0 |
| 1988 | 61 | 0 |
| 1989 | 73 | 0 |
| 1990 | 73 | 0 |
| 1991 | 88 | 0 |
| 1992 | 83 | 0 |
| 1993 | 83 | 0 |
| 1994 | 61 | 0 |
| 1995 | 71 | 0 |
| 1996 | 72 | 0 |
| 1997 | 68 | 0 |
| 1998 | 79 | 0 |
| 1999 | 86 | 0 |
| 2000 | 82 | 0 |
| 2001 | 94 | 25 |
| 2002 | 68 | 67 |
| 2003 | 74 | 106 |
| 2004 | 93 | 120 |
| 2005 | 77 | 113 |
| 2006 | 78 | 95 |
| 2007 | 58 | 81 |
| 2008 | 57 | 106 |
| 2009 | 40 | 107 |
| 2010 | 55 | 95 |
| 2011 | 44 | 86 |
| 2012 | 85 | 89 |
| 2013 | 75 | 99 |
| 2014 | 78 | 141 |
| 2015 | 115 | 161 |
| 2016 | 136 | 144 |
| 2017 | 116 | 153 |
| 2018 | 126 | 177 |
| 2019 | 160 | 183 |
| 2020 | 157 | 152 |
| 2021 | 154 | 153 |
| 2022 | 134 | 162 |
| 2023 | 136 | 145 |
| 2024 | 157 | 154 |
| 2025 | 138 | 120 |
| 2026 | 83 | 85 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G05D 16/20Control of fluid pressure: characterised by the use of electric means1,895
- G05D 16/04Without auxiliary power1,891
- G05D 16/14Control of fluid pressure: with auxiliary non-electric power520
- G05D 16/024Controlling the inlet pressure148
- G05D 16/028Controlling a pressure difference113
- G05D 16/02Modifications to reduce the effects of instability104
Recent patents
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- System and method for monitoring liquid adhesive flow29 Sep 2026US 12,747,968 B2Nordson Corporation
- State Detection and Cushion Response for Cushion Systems8 Oct 2026US 2026/0307568 A1Kalogon, Inc.
- Internet of things (iot) system for the control of smart gas pressure regulation station8 Oct 2026US 2026/0310247 A1Chengdu Qinchuan Iot Technology Co., Ltd.
- Methods of robust electrohydraulic pressure control with distributed damping17 Sep 2026US 2026/0276103 A1Sunstream Scientific, Inc.
- Methods and systems for heating emergency regulation in smart cities based on internet of things large models17 Sep 2026US 2026/0277258 A1Chengdu Qinchuan Iot Technology Co., Ltd.
- Foot pump10 Sep 2026US 2026/0267363 A1
Most cited
By later US patents
- Fail-safe actuation system926US 9,239,064 B2Moog Inc. · 2016
- Liquid flow controller and precision dispense apparatus and system569US 8,082,946 B2Entegris, Inc. · 2011
- Valve system with removable fluid interface540US 5,088,515 A1992
- Method and system for measuring volume and controlling flow439US 5,533,389 ADEKA Products Limited Partnership · 1996
- Flow control system with volume-measuring system using a resonatable mass332US 5,575,310 ADEKA Products Limited Partnership · 1996