F04C 2210/263
Hfo1234yf
F04C2210/263 (Hfo1234yf) appears on 22 US grants and 37 published applications in this corpus.
Search patents in F04C- Granted patents
- 22
- Published applications
- 37
- Assignees
- 10
- Inventors
- 95
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2011 | 0 | 5 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 2 | 2 |
| 2015 | 2 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 6 |
| 2018 | 4 | 4 |
| 2019 | 5 | 2 |
| 2020 | 2 | 3 |
| 2021 | 1 | 2 |
| 2022 | 2 | 0 |
| 2023 | 0 | 4 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 2 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Use of a composition as refrigerant in compressor, compressor, and refrigeration cycle apparatus28 Jul 2026US 12,692,425 B2Daikin Industries, Ltd.
- Use of composition as refrigerant in compressor, compressor, and refrigeration cycle apparatus12 May 2026US 12,624,266 B2Daikin Industries, Ltd.
- Refrigeration cycle apparatus10 Sep 2024US 12,085,318 B2Daikin Industries, Ltd.
- Compressor having injection function18 Oct 2022US 11,473,577 B2Panasonic Intellectual Property Management Co., Ltd.
- Compressor and refrigeration cycle apparatus26 Apr 2022US 11,313,593 B2Mitsubishi Electric Corporation
- Method of inhibiting disproportionation reaction of refrigeration-cycle working fluid, refrigeration-cycle working fluid, and refrigeration cycle apparatus9 Apr 2026US 2026/0098197 A1Panasonic Intellectual Property Management Co., Ltd.
- Compressor and refrigeration cycle device5 Jun 2025US 2025/0180257 A1Hitachi-Johnson Controls Air Conditioning, Inc.
- Method using refrigerant for compressor, compressor, and refrigeration cycle apparatus6 Feb 2025US 2025/0043787 A1Daikin Industries, Ltd.
- Use of a composition as refrigerant in compressor, compressor, and refrigeration cycle apparatus28 Dec 2023US 2023/0416580 A1Daikin Industries, Ltd.
- Use of composition as refrigerant in compressor, compressor, and refrigeration cycle apparatus25 May 2023US 2023/0159810 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Compressor and heat cycle system for refrigerator4US 10,418,876 B2AGC Inc. · 2019
- Rotary compressor and refrigeration cycle device3US 10,712,058 B2Fujitsu General Limited · 2020
- Refrigerant compressor including a polymerization inhibitor contained therein3US 9,347,446 B2Mitsubishi Electric Corporation · 2016
- Scroll compressor2US 10,227,984 B2Mitsubishi Electric Corporation · 2019
- Scroll compressor having a fitted bushing and weight arrangement2US 11,028,848 B2Mitsubishi Electric Corporation · 2021