F28F 9/0137
Formed by wires
Official title: {formed by wires, e.g. helically coiled (F28F9/0135 takes precedence)}
F28F9/0137 (Formed by wires) appears on 20 US grants and 19 published applications in this corpus.
Search patents in F28F- Granted patents
- 20
- Published applications
- 19
- Assignees
- 23
- Inventors
- 57
- Latest grant
- 27 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 3 |
| 2004 | 3 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 3 | 2 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Refrigeration unit27 Jun 2023US 11,686,523 B2Whirlpool Corporation
- Rotating pump mount and support for transportation enclosure19 Jul 2022US 11,391,503 B2Thaddeus Medical Systems, Inc.
- Notched base ring for use with a heat exchanger of a pressure washer20 Oct 2020US 10,809,019 B2Northern Tool & Euipment Company, Inc.
- Exhaust gas recirculation cooler for an internal combustion engine17 Sep 2019US 10,415,515 B2Mahle International GmbH
- Spiral louver shaped condenser with multilayer spatial structure11 Sep 2018US 10,072,899 B2Henan New Kelong Electrical Appliances, Co., Ltd.
- Multitubular heat exchanger11 Jun 2026US 2026/0160504 A1Yanmar Holdings Co., Ltd.
- Heat exchanger and refrigeration cycle apparatus27 Apr 2023US 2023/0127615 A1Mitsubishi Electric Corporation
- Refrigeration unit12 May 2022US 2022/0146183 A1Whirlpool Corporation
- Rotating pump mount and support for transportation enclosure1 Oct 2020US 2020/0309442 A1Thaddeus Medical Systems, Inc.
- Notched Base Ring for Use with a Heat Exchanger of a Pressure Washer3 Oct 2019US 2019/0301817 A1Northern Tool & Equipment Company, Inc.
Most cited
By later US patents
- Heat exchanger having means for supporting the tubes in spaced mutually parallel relation and suppressing vibration40US 4,450,904 APhillips Petroleum Company · 1984
- Method of assembling a unitary heat exchanger tube bundle assembly10US 4,386,456 APhillips Petroleum Company · 1983
- Heat exchanger with flexible tubes6US 6,390,187 B1Valeo Thermique Moteur · 2002
- Heat exchanger tube support5US 5,016,706 ACarrier Corporation · 1991
- Heat exchanger tube spacer, separator, and support5US 5,449,037 ABrown Fintube Company · 1995