F28F 1/105
The means being corrugated elements extending around the tubular elements
Official title: {the means being corrugated elements extending around the tubular elements}
F28F1/105 (The means being corrugated elements extending around the tubular elements) appears on 56 US grants and 55 published applications in this corpus.
Search patents in F28F- Granted patents
- 56
- Published applications
- 55
- Assignees
- 48
- Inventors
- 131
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 8 | 0 |
| 2002 | 5 | 0 |
| 2003 | 0 | 3 |
| 2004 | 2 | 3 |
| 2005 | 1 | 6 |
| 2006 | 0 | 2 |
| 2007 | 3 | 2 |
| 2008 | 0 | 0 |
| 2009 | 4 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 2 | 4 |
| 2014 | 0 | 1 |
| 2015 | 1 | 4 |
| 2016 | 0 | 4 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 2 | 3 |
| 2020 | 3 | 2 |
| 2021 | 2 | 2 |
| 2022 | 0 | 5 |
| 2023 | 2 | 0 |
| 2024 | 1 | 2 |
| 2025 | 1 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat exchanger and air-conditioning apparatus8 Sep 2026US 12,729,916 B2Mitsubishi Electric Corporation
- Method of making a heat exchanger23 Sep 2025US 12,422,197 B2Modine Manufacturing Company
- Smart air conditioner for reduction in fine dust and harmful gas10 Sep 2024US 12,085,294 B2Panotec S.R.L.
- Fin enhancements for low Reynolds number airflow10 Oct 2023US 11,781,812 B2Brazeway, Inc.
- Radiator assembly for vehicle21 Feb 2023US 11,584,219 B2Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft
- Fin device for heat exchanger15 Jan 2026US 2026/0016238 A1
- Concentric tube heat carry-away device23 Oct 2025US 2025/0327625 A1Winconn Systems INC.
- Heat exchanger and air-conditioning apparatus14 Aug 2025US 2025/0257949 A1Mitsubishi Electric Corporation
- Lanced sine wave fin configuration for heat exchangers15 May 2025US 2025/0155202 A1Carrier Corporation
- Heat exchanger25 Jul 2024US 2024/0247879 A1LG Electronics Inc.
Most cited
By later US patents
- Selectively cooled or heated seat construction and apparatus for providing temperature conditioned fluid and method therefor168US 5,117,638 A1992
- Method of manufacturing a concentric tube heat exchanger50US 4,096,616 AGeneral Electric Company · 1978
- Heat exchangers and electrical apparatus having heat exchangers47US 4,745,966 AWestinghouse Electric Corp. · 1988
- Heat exchanger in the burner cup of a heat engine42US 6,293,101 B1Fantom Technologies Inc. · 2001
- Optimized offset strip fin for use in contact heat exchangers39US 5,107,922 ALong Manufacturing Ltd. · 1992