F02G 2243/54
Thermo-acoustic
Official title: thermo-acoustic
F02G2243/54 (Thermo-acoustic) appears on 116 US grants and 73 published applications in this corpus.
Search patents in F02G- Granted patents
- 116
- Published applications
- 73
- Assignees
- 66
- Inventors
- 169
- Latest grant
- 7 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 8 | 2 |
| 2003 | 13 | 11 |
| 2004 | 7 | 5 |
| 2005 | 3 | 5 |
| 2006 | 4 | 0 |
| 2007 | 3 | 1 |
| 2008 | 1 | 5 |
| 2009 | 1 | 2 |
| 2010 | 0 | 1 |
| 2011 | 2 | 7 |
| 2012 | 2 | 1 |
| 2013 | 3 | 3 |
| 2014 | 3 | 1 |
| 2015 | 5 | 1 |
| 2016 | 0 | 6 |
| 2017 | 5 | 2 |
| 2018 | 3 | 1 |
| 2019 | 4 | 6 |
| 2020 | 5 | 3 |
| 2021 | 3 | 2 |
| 2022 | 3 | 3 |
| 2023 | 1 | 2 |
| 2024 | 5 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat-assisted pumping systems for use in negative pressure wound therapy7 Jan 2025US 12,186,166 B2Smith & Nephew, Inc.
- Electric propulsion system of an aircraft29 Oct 2024US 12,129,039 B2Airbus SAS
- Combined Brayton and Stirling cycle power generator17 Sep 2024US 12,092,054 B1United States Government Administrator of NASA
- Modular thermoacoustic energy converter13 Aug 2024US 12,061,049 B2Etalim Inc.
- Thermoacoustic device4 Jun 2024US 12,000,641 B2Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
- Enhancement of the thermoacoustic effect8 Jan 2026US 2026/0009596 A1Technion Research & Development Foundation Limited
- Acoustic power modulation in a thermoacoustic machine6 Mar 2025US 2025/0075948 A1Equium Groupe
- Thermoacoustic device15 Aug 2024US 2024/0271836 A1Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
- Modular thermoacoustic energy converter16 Nov 2023US 2023/0366635 A1Etalim Inc.
- Thermoacoustic device4 May 2023US 2023/0133558 A1Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
Most cited
By later US patents
- Electronics package with improved thermal management by thermoacoustic heat pumping68US 5,303,555 AInternational Business Machines Corporation · 1994
- Acoustic cryocooler58US 4,953,366 AThe United States of America as represented by the United States Department of Energy · 1990
- Thermoacoustic resonator50US 6,385,972 B12002
- Traveling-wave device with mass flux suppression49US 6,032,464 AThe Regents of the University of California · 2000
- High-efficiency heat-driven acoustic cooling engine with no moving parts46US 5,901,556 AThe United States of America as represented by the Secretary of the Navy · 1999