F05B 2250/50
Inlet or outlet
F05B2250/50 (Inlet or outlet) appears on 212 US grants and 149 published applications in this corpus.
Search patents in F05B- Granted patents
- 212
- Published applications
- 149
- Assignees
- 117
- Inventors
- 408
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 8 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 1 |
| 2002 | 3 | 3 |
| 2003 | 5 | 5 |
| 2004 | 6 | 10 |
| 2005 | 4 | 3 |
| 2006 | 2 | 5 |
| 2007 | 5 | 7 |
| 2008 | 1 | 8 |
| 2009 | 3 | 8 |
| 2010 | 5 | 13 |
| 2011 | 3 | 3 |
| 2012 | 6 | 11 |
| 2013 | 9 | 5 |
| 2014 | 3 | 5 |
| 2015 | 3 | 3 |
| 2016 | 5 | 10 |
| 2017 | 3 | 3 |
| 2018 | 4 | 7 |
| 2019 | 5 | 12 |
| 2020 | 5 | 6 |
| 2021 | 8 | 4 |
| 2022 | 4 | 2 |
| 2023 | 3 | 4 |
| 2024 | 5 | 6 |
| 2025 | 5 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Suction cover device, and kinetic tidal power plant16 Jun 2026US 12,655,822 B2Energyminer GmbH
- Wind plant method and apparatus16 Sep 2025US 12,416,290 B2
- Regenerative blower17 Jun 2025US 12,331,749 B2Fisher & Paykel Healthcare Limited
- High-mass hydro rotor for hydroelectric power generation20 May 2025US 12,305,609 B2
- Air moving device with bypass intake25 Mar 2025US 12,259,156 B2Airius IP Holdings, LLC
- Buffer for tidal stream generation apparatus21 May 2026US 2026/0139656 A1
- Wind plant method and apparatus11 Dec 2025US 2025/0376971 A1
- Air moving device with bypass intake21 Aug 2025US 2025/0264234 A1Airius IP Holdings, LLC
- Regenerative blower15 May 2025US 2025/0154956 A1Fisher & Paykel Healthcare Limited
- Hydroelectric Turbine Device and Method of Use2 Jan 2025US 2025/0003380 A1
Most cited
By later US patents
- Wind turbine131US 4,140,433 A1979
- Variable stator, diffuser augmented wind turbine electrical generation system116US 4,075,500 AGrumman Aerospace Corporation · 1978
- Wind turbine107US 4,021,135 A1977
- Scroll compressor with valved port for each compression chamber91US 4,818,195 AHitachi, Ltd. · 1989
- Wind motor rotor having substantially constant pressure and relative velocity for airflow therethrough90US 4,084,918 ATurbomachines, Inc. · 1978