F28F 2265/28
Safety or protection arrangements: for preventing noise
Official title: for preventing noise
F28F2265/28 (Safety or protection arrangements: for preventing noise) appears on 63 US grants and 83 published applications in this corpus.
Search patents in F28F- Granted patents
- 63
- Published applications
- 83
- Assignees
- 76
- Inventors
- 216
- Latest grant
- 25 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 2 |
| 2005 | 1 | 4 |
| 2006 | 2 | 3 |
| 2007 | 3 | 6 |
| 2008 | 2 | 4 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 3 | 5 |
| 2012 | 1 | 2 |
| 2013 | 2 | 3 |
| 2014 | 1 | 3 |
| 2015 | 3 | 4 |
| 2016 | 3 | 8 |
| 2017 | 2 | 3 |
| 2018 | 3 | 3 |
| 2019 | 3 | 7 |
| 2020 | 3 | 6 |
| 2021 | 9 | 6 |
| 2022 | 4 | 2 |
| 2023 | 4 | 3 |
| 2024 | 3 | 2 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Sound-attenuating heat exchangers and methods of exchanging heat and attenuating sound within sound-attenuating heat exchangers25 Mar 2025US 12,259,196 B2The Boeing Company
- Deflector for condenser, condenser having it and chiller system25 Feb 2025US 12,235,024 B2Carrier Corporation
- Guiding panel for condenser, condenser and refrigeration system4 Feb 2025US 12,215,901 B2Carrier Corporation
- Module ensuring an attenuation of sound waves and a heat exchange10 Dec 2024US 12,163,469 B2Airbus Operations GmbH
- Heatpipe to help reduce radio frequency interference3 Dec 2024US 12,160,216 B2Intel Corporation
- Fractal heat transfer device26 Dec 2024US 2024/0426563 A1Fractal Heatsink Technologies LLC
- Guiding panel for condenser, condenser and refrigeration system1 Feb 2024US 2024/0035720 A1Carrier Corporation
- Sound-attenuating heat exchangers and methods of exchanging heat and attenuating sound within sound-attenuating heat exchangers21 Dec 2023US 2023/0408203 A1The Boeing Company
- Heat exchanger21 Sep 2023US 2023/0296334 A1Thermokey S.P.A.
- Module ensuring an attenuation of sound waves and a heat exchange4 May 2023US 2023/0138228 A1Airbus Operations GmbH
Most cited
By later US patents
- Heat exchanger for cooling electrical power apparatus57US 4,266,602 AWestinghouse Electric Corp. · 1981
- Finned tube arrangement for heat exchangers30US 4,691,766 A1987
- Direct injection contact apparatus for severe services23US 6,767,007 B22004
- Heat exchanger for internal combustion engine exhaust, with noise suppressor14US 4,621,677 AKogata Gasu Reibo-Gijutsu Kenkyu Kumiai · 1986
- Combined muffler/heat exchanger14US 7,063,134 B2Tenneco Automotive Operating Company Inc. · 2006