F04C 2210/222
Carbon dioxide
Official title: Carbon dioxide (CO2)
F04C2210/222 (Carbon dioxide) appears on 10 US grants and 11 published applications in this corpus.
Search patents in F04C- Granted patents
- 10
- Published applications
- 11
- Assignees
- 9
- Inventors
- 35
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 2 | 0 |
By publication year.
Recent patents
- Rotary piston compressor7 Oct 2025US 12,435,720 B2
- Vane compressor for surgical gas delivery system with gas sealed insufflation and recirculation2 Sep 2025US 12,403,271 B2Conmed Corporation
- Multistage compression system28 May 2024US 11,994,127 B2Daikin Industries, Ltd.
- Shifting head assisted rotary positive displacement device14 Nov 2023US 11,814,961 B2
- Rotary cabonator13 Sep 2016US 9,440,836 B2The Coca-Cola Company
- Rotary piston compressor7 Nov 2024US 2024/0369061 A1
- Vane compressor for surgical gas delivery system with gas sealed insufflation and recirculation28 Jul 2022US 2022/0233792 A1Conmed Corporation
- Shifting Head Assisted Rotary Positive Displacement Device9 Dec 2021US 2021/0381506 A1ThermalTech Holdings, LLC
- Multistage compression system4 Nov 2021US 2021/0340981 A1Daikin Industries, Ltd.
- Rotary Cabonator2 Jun 2016US 2016/0152460 A9The Coca-Cola Company
Most cited
By later US patents
- Rotary cabonator29US 9,440,836 B2The Coca-Cola Company · 2016
- On-vehicle air conditioner14US 6,889,512 B2Sanyo Electric Co., Ltd. · 2005
- Scroll fluid machine with back pressure chamber sealing4US 7,850,438 B2Mitsubishi Heavy Industries, Ltd. · 2010
- Compressor and refrigeration apparatus3US 8,419,395 B2Daikin Industries, Ltd. · 2013
- Multistage compression system2US 11,994,127 B2Daikin Industries, Ltd. · 2024