F24F 2203/1072
Comprising two rotors
Official title: comprising two rotors
F24F2203/1072 (Comprising two rotors) appears on 78 US grants and 28 published applications in this corpus.
Search patents in F24F- Granted patents
- 78
- Published applications
- 28
- Assignees
- 50
- Inventors
- 150
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 10 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 1 |
| 2004 | 2 | 3 |
| 2005 | 1 | 2 |
| 2006 | 1 | 2 |
| 2007 | 3 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 4 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 2 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air dehumidifier28 Apr 2026US 12,613,042 B2Trane International Inc.
- Dual-wheel HVAC system and method having improved frost resistance21 Mar 2023US 11,609,023 B1NovelAire Technologies, L.L.C.
- Rotor for a rotary pre-heater for high temperature operation5 Oct 2021US 11,137,217 B2Arvos Ljungstrom LLC
- Dehumidification air conditioning apparatus7 Jul 2020US 10,702,825 B2Seibu Giken Co., Ltd.
- Rotary pre-heater for high temperature operation21 May 2019US 10,295,272 B2Arvos Ljungstrom LLC
- Dehumidification rotor and rotary dehumidification device11 Jun 2026US 2026/0158431 A1Contemporary Amperex Technology Co., Limited
- Rotary dehumidification device21 May 2026US 2026/0139851 A1Contemporary Amperex Technology Co., Limited
- Rotary dehumidification device16 Apr 2026US 2026/0104170 A1Contemporary Amperex Technology Co., Limited
- Air dehumidifier2 Nov 2023US 2023/0349566 A1Trane International Inc.
- Dehumidifying Apparatus With Dual Dehumidifying Rotor1 Jun 2023US 2023/0167986 A1CK Solution Co., Ltd.
Most cited
By later US patents
- System and method for controlling temperature and humidity132US 6,199,388 B1Semco LLC · 2001
- Air conditioning apparatus125US 5,181,387 A1993
- Ventilating dehumidifying system123US 6,575,228 B1Mississippi State Research and Technology Corporation · 2003
- Open cycle desiccant air-conditioning system and components thereof118US 4,594,860 AAmerican Solar King Corporation · 1986
- Desiccant based air conditioning system115US 5,170,633 AAMSTED Industries Incorporated · 1992