F15C 1/22
Oscillators
F15C1/22 (Oscillators) appears on 136 US grants and 55 published applications in this corpus.
Search patents in F15C- Granted patents
- 136
- Published applications
- 55
- Assignees
- 69
- Inventors
- 179
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 10 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 3 |
| 2003 | 3 | 4 |
| 2004 | 3 | 0 |
| 2005 | 2 | 1 |
| 2006 | 5 | 4 |
| 2007 | 1 | 0 |
| 2008 | 2 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 3 | 5 |
| 2013 | 0 | 0 |
| 2014 | 5 | 4 |
| 2015 | 3 | 2 |
| 2016 | 2 | 2 |
| 2017 | 4 | 2 |
| 2018 | 1 | 3 |
| 2019 | 1 | 3 |
| 2020 | 3 | 6 |
| 2021 | 3 | 2 |
| 2022 | 4 | 1 |
| 2023 | 1 | 3 |
| 2024 | 2 | 1 |
| 2025 | 2 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-head fluidic oscillators4 Aug 2026US 12,698,623 B2Kohler Co.
- Variable characteristics fluidic oscillator and fluidic oscillator with three dimensional output jet and associated methods28 Oct 2025US 12,453,977 B2Ohio State Innovation Foundation
- Nozzle18 Feb 2025US 12,226,786 B2Voith Patent GmbH
- Variable characteristics fluidic oscillator and fluidic oscillator with three dimensional output jet and associated methods16 Apr 2024US 11,958,064 B2Ohio State Innovation Foundation
- Monitoring of a fluidic free jet9 Apr 2024US 11,951,492 B2Stratec SE
- Swirling flow generating device that can change the rotation direction periodically2 Jul 2026US 2026/0185550 A1Roketsan Roket Sanayii Ticaret A. S.
- Supersonic fluidic oscillator and method of controlling a superplastic forming process24 Jul 2025US 2025/0235918 A1Aem Power Systems Inc.
- Household appliance apparatus5 Jun 2025US 2025/0178002 A1LIXIL Corporation
- Multi-head fluidic oscillators23 Jan 2025US 2025/0027312 A1Kohler Co.
- Variable characteristics fluidic oscillator and fluidic oscillator with three dimensional output jet and associated methods27 Jun 2024US 2024/0207870 A1Ohio State Innovation Foundation
Most cited
By later US patents
- Oscillating spray device230US 4,151,955 ABowles Fluidics Corporation · 1979
- Controlled fluid dispersal techniques213US 4,052,002 ABowles Fluidics Corporation · 1977
- Atomising nozzle and filter and spray generation device183US 5,472,143 ABoehringer Ingelheim International GmbH · 1995
- Swept jet oral irrigator175US 3,973,558 ABowles Fluidics Corporation · 1976
- Personal care spray device156US 4,122,845 ABowles Fluidics Corporation · 1978