F02G 2250/31
Nano- or microengines
F02G2250/31 (Nano- or microengines) appears on 14 US grants and 8 published applications in this corpus.
Search patents in F02G- Granted patents
- 14
- Published applications
- 8
- Assignees
- 10
- Inventors
- 28
- Latest grant
- 23 Feb 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- MEMS cryocooler systems and methods23 Feb 2021US 10,927,001 B2FLIR Systems, Inc.
- Expander for stirling engines and cryogenic coolers16 Dec 2014US 8,910,486 B2FLIR Systems, Inc.
- Miniaturised device that can operate as an engine or a cooler according to a stirling thermodynamic cycle16 Nov 2010US 7,832,209 B2Commissariat A L' Energie Atomique
- Micro heat engine and method of manufacturing15 Sep 2009US 7,587,895 B2University of Manitoba
- MEMS closed chamber heat engine and electric generator27 Dec 2005US 6,978,611 B1The United States of America as represented by the Administrator of the National Aeronautics and Space Administration
- Mems cryocooler systems and methods2 Apr 2020US 2020/0102216 A1FLIR Systems, Inc.
- Expander for Stirling Engines and Cryogenic Coolers26 Jan 2012US 2012/0017607 A1FLIR Systems, Inc.
- Miniaturised device that can operate as an engine or a cooler according to a stirling thermodynamic cycle5 Mar 2009US 2009/0056330 A1Commissariat A L' Energie Atomique
- Micro Heat Engine And Method Of Manufacturing28 Aug 2008US 2008/0202114 A1University of Manitoba
- Thermal micro-actuator based on selective electrical excitation30 Oct 2003US 2003/0200749 A1ADC Telecommunications, Inc.
Most cited
By later US patents
- Thermoacoustic resonator50US 6,385,972 B12002
- Microminiature stirling cycle cryocoolers and engines47US 5,749,226 AOhio University · 1998
- Microcombustion engine/generator46US 6,276,313 B1Honeywell International Inc. · 2001
- Microminiature stirling cycle cryocoolers and engines25US 5,457,956 AOhio University · 1995
- Microminiature stirling cycle cryocoolers and engines23US 5,941,079 AOhio University · 1999