F15C 3/10
Circuit elements having moving parts: using nozzles or jet pipes
Official title: using nozzles or jet pipes {(fluid information or pulse transducers F15B5/00)}
F15C3/10 (Circuit elements having moving parts: using nozzles or jet pipes) appears on 58 US grants and 6 published applications in this corpus.
Search patents in F15C- Granted patents
- 58
- Published applications
- 6
- Assignees
- 44
- Inventors
- 90
- Latest grant
- 19 Apr 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Servovalves19 Apr 2022US 11,306,747 B2Hamilton Sundstrand Corporation
- Servo-valve and fluidic device9 Apr 2019US 10,253,890 B2Nabtesco Corporation
- Jet pipe servo with flexure pivot7 Apr 2015US 8,997,624 B1Jansen's Aircraft Systems Controls, Inc.
- Fluidic pulse generator system29 Aug 2006US 7,096,888 B1Honeywell International Inc.
- Method to stabilize a nozzle flapper valve29 Jun 2004US 6,755,205 B1Woodward Governor Company
- Servovalves26 Mar 2020US 2020/0096016 A1Hamilton Sundstrand Corporation
- Nozzle assembly20 Dec 2018US 2018/0363684 A1Hamilton Sundstrand Corporation
- Servo-valve and fluidic device28 Dec 2017US 2017/0370484 A1Nabtesco Corporation
- Pilot stage or pressure control pilot valve having a single armature/flapper6 Jun 2002US 2002/0066480 A1Sauer-Danfoss Inc.
- Single-adjustment, dual-null pressure setting for an electrohydraulic valve pilot stage6 Jun 2002US 2002/0066481 A1Sauer-Danfoss Inc.
Most cited
By later US patents
- Device for the indirect, non-invasive and continuous measurement of blood pressure152US 4,406,289 ANederlandse Centrale Organisatie voor Toegepast-Natuurwetenschappelijk · 1983
- Piezo valve58US 5,343,894 AHoerbiger Ventilwerke Aktiengesellschaft · 1994
- Valve means46US 6,499,509 B2Festo AG & Co. · 2002
- Servo valve having a piezoelectric element as a control motor40US 4,959,581 AMannesmann Rexroth GmbH · 1990
- Servovalve apparatus for use in fluid systems35US 5,133,379 AUniversity of Utah Research Foundation · 1992