Y10T 137/7784
Responsive to change in rate of fluid flow
Y10T137/7784 (Responsive to change in rate of fluid flow) appears on 785 US grants and 251 published applications in this corpus.
Search patents in Y10T- Granted patents
- 785
- Published applications
- 251
- Assignees
- 427
- Inventors
- 1,056
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 25 | 0 |
| 1977 | 17 | 0 |
| 1978 | 29 | 0 |
| 1979 | 17 | 0 |
| 1980 | 31 | 0 |
| 1981 | 22 | 0 |
| 1982 | 19 | 0 |
| 1983 | 8 | 0 |
| 1984 | 20 | 0 |
| 1985 | 20 | 0 |
| 1986 | 17 | 0 |
| 1987 | 23 | 0 |
| 1988 | 20 | 0 |
| 1989 | 25 | 0 |
| 1990 | 20 | 0 |
| 1991 | 22 | 0 |
| 1992 | 28 | 0 |
| 1993 | 29 | 0 |
| 1994 | 16 | 0 |
| 1995 | 20 | 0 |
| 1996 | 15 | 0 |
| 1997 | 19 | 0 |
| 1998 | 16 | 0 |
| 1999 | 22 | 0 |
| 2000 | 13 | 0 |
| 2001 | 27 | 2 |
| 2002 | 10 | 10 |
| 2003 | 11 | 14 |
| 2004 | 13 | 15 |
| 2005 | 15 | 9 |
| 2006 | 12 | 9 |
| 2007 | 6 | 12 |
| 2008 | 5 | 20 |
| 2009 | 9 | 14 |
| 2010 | 12 | 27 |
| 2011 | 10 | 13 |
| 2012 | 26 | 22 |
| 2013 | 16 | 19 |
| 2014 | 23 | 11 |
| 2015 | 17 | 23 |
| 2016 | 18 | 7 |
| 2017 | 10 | 3 |
| 2018 | 10 | 6 |
| 2019 | 8 | 5 |
| 2020 | 6 | 2 |
| 2021 | 3 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Passive modulating design for fast responding control valves for high pressure gas applications28 Jul 2026US 12,693,690 B2Kalsi Engineering, Inc.
- Multi-stage vacuum generator20 Jan 2026US 12,529,385 B2Coval
- Bidirectional excess flow valve21 Oct 2025US 12,449,052 B1Watts Regulator Co.
- Preventing control-induced oscillations of the position of a valve member in a valve with pneumatic actuator4 Mar 2025US 12,241,565 B2Samson Aktiengesellschaft
- Pneumatic air booster20 Feb 2024US 11,905,131 B2
- Bidirectional excess flow valve22 Jan 2026US 2026/0022777 A1Watts Regulator Co.
- Bidirectional excess flow valve23 Oct 2025US 2025/0327530 A1Watts Regulator Co.
- A pressure-independent control valve with a drain, and method of draining the valve20 Feb 2025US 2025/0060764 A1Pittway Sarl
- Multi-stage vacuum generator26 Dec 2024US 2024/0426321 A1Coval
- Passive modulating design for fast responding control valves for high pressure gas applications24 Oct 2024US 2024/0353871 A1Kalsi Engineering, Inc.
Most cited
By later US patents
- Micromachined fluid handling devices206US 5,839,467 AResearch International, Inc. · 1998
- Vent valve apparatus191US 6,006,748 AResMed Limited · 1999
- Body support system176US 4,982,466 ALeggett & Platt, Incorporated · 1991
- Pressure support system and method and a pressure control valve for use in such system and method141US 6,615,831 B1Respironics, Inc. · 2003
- Airflow control system pump and housing114US 4,986,738 ALeggett & Platt, Incorporated · 1991