F04C 9/007
The points of the moving element describing approximately an alternating movement in
Official title: {the points of the moving element describing approximately an alternating movement in axial direction with respect to the other element}
F04C9/007 (The points of the moving element describing approximately an alternating movement in) appears on 3 US grants and 7 published applications in this corpus.
Search patents in F04C- Granted patents
- 3
- Published applications
- 7
- Assignees
- 3
- Inventors
- 7
- Latest grant
- 3 Dec 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 2 | 2 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
By publication year.
Recent patents
- Refrigeration system including micro compressor-expander thermal units3 Dec 2019US 10,495,352 B2Emerald Energy NW, LLC
- Refrigeration system including micro compressor-expander thermal units29 Aug 2017US 9,746,211 B2Emerald Energy NW, LLC
- Rotary-oscillating subassembly and rotary-oscillating volumetric pumping device for volumetrically pumping a fluid8 Aug 2017US 9,726,172 B2Eveon
- Rotary Fluid Transfer Apparatus and Associated Methods20 Dec 2018US 2018/0363648 A1WaveLIFT Limited
- Refrigeration system including micro compressor-expander thermal units16 Nov 2017US 2017/0328603 A1Emerald Energy NW, LLC
- Refrigeration system including micro compressor-expander thermal units2 Mar 2017US 2017/0059213 A1Emerald Energy NW, LLC
- Rotary Fluid Transfer Apparatus and Associated Methods20 Aug 2015US 2015/0233374 A1
- Rotary-oscillating subassembly and rotary-oscillating volumetric pumping device for volumetrically pumping a fluid6 Aug 2015US 2015/0219099 A1Eveon
Most cited
By later US patents
- Rotary-oscillating subassembly and rotary-oscillating volumetric pumping device for volumetrically pumping a fluid6US 9,726,172 B2Eveon · 2017
- Refrigeration system including micro compressor-expander thermal units3US 9,746,211 B2Emerald Energy NW, LLC · 2017
- Refrigeration system including micro compressor-expander thermal units2US 10,495,352 B2Emerald Energy NW, LLC · 2019