F02G 2243/52
Acoustic
Official title: acoustic
F02G2243/52 (Acoustic) appears on 91 US grants and 40 published applications in this corpus.
Search patents in F02G- Granted patents
- 91
- Published applications
- 40
- Assignees
- 34
- Inventors
- 103
- Latest grant
- 18 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 3 |
| 2002 | 5 | 8 |
| 2003 | 9 | 3 |
| 2004 | 4 | 6 |
| 2005 | 2 | 1 |
| 2006 | 6 | 5 |
| 2007 | 3 | 1 |
| 2008 | 5 | 4 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 2 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 2 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electroactive polymer expansion power cycle18 Aug 2020US 10,749,449 B2
- System and method for energy conversion16 Jun 2020US 10,683,852 B2Technion Research & Development Foundation Limited
- Thermoacoustic heating device26 Mar 2019US 10,240,822 B2Isuzu Motors Limited
- System and method for energy conversion by pressure wave and/or phase-exchange7 Feb 2017US 9,562,522 B2Technion Research & Development Foundation Limited
- Stirling cycle transducer for converting between thermal energy and mechanical energy19 Jul 2016US 9,394,851 B2Etalim Inc.
- Electroactive polymer expansion power cycle1 Aug 2019US 2019/0238069 A1
- System and method for energy conversion11 May 2017US 2017/0130702 A1Technion Research & Development Foundation Limited
- Thermoacoustic heating device11 Aug 2016US 2016/0231028 A1Isuzu Motors Limited
- System and method for energy conversion9 May 2013US 2013/0111894 A1Technion Research & Development Foundation Limited
- Electroactive polymer manufacturing5 Jul 2012US 2012/0169184 A1Bayer MaterialScience AG
Most cited
By later US patents
- Electroactive polymer devices1,577US 6,545,384 B1SRI International · 2003
- Electroactive polymer electrodes1,515US 6,583,533 B2SRI International · 2003
- Electroactive polymer electrodes248US 6,376,971 B1SRI International · 2002
- Electroactive polymers213US 6,812,624 B1SRI International · 2004
- Biologically powered electroactive polymer generators212US 6,768,246 B2SRI International · 2004