F28F 9/0253
With multiple channels
Official title: {with multiple channels, e.g. with combined inflow and outflow channels}
F28F9/0253 (With multiple channels) appears on 174 US grants and 215 published applications in this corpus.
Search patents in F28F- Granted patents
- 174
- Published applications
- 215
- Assignees
- 107
- Inventors
- 548
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 3 |
| 2002 | 2 | 2 |
| 2003 | 5 | 3 |
| 2004 | 4 | 7 |
| 2005 | 4 | 8 |
| 2006 | 4 | 9 |
| 2007 | 6 | 8 |
| 2008 | 1 | 3 |
| 2009 | 1 | 8 |
| 2010 | 2 | 6 |
| 2011 | 9 | 4 |
| 2012 | 2 | 7 |
| 2013 | 3 | 11 |
| 2014 | 0 | 11 |
| 2015 | 5 | 5 |
| 2016 | 2 | 10 |
| 2017 | 12 | 7 |
| 2018 | 9 | 11 |
| 2019 | 10 | 9 |
| 2020 | 7 | 7 |
| 2021 | 7 | 9 |
| 2022 | 8 | 10 |
| 2023 | 4 | 18 |
| 2024 | 5 | 8 |
| 2025 | 11 | 18 |
| 2026 | 9 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Heat exchange assembly1 Sep 2026US 12,723,821 B2Zhejiang Sanhua Automotive Components Co., Ltd.
- Heat-treatment module for a vehicle heat-treatment system16 Jun 2026US 12,654,510 B2Valeo Systemes Thermiques
- Integrated plate-type heat exchanger16 Jun 2026US 12,656,069 B2Estra Automotive Systems Co., Ltd.
- Heat exchanger and energy storage device6 Aug 2026US 2026/0229643 A1Huawei Digital Power Technologies Co., Ltd.
- Heat exchanger and thermal management system23 Jul 2026US 2026/0210646 A1Zhejiang Yinlun Machinery Co., Ltd.
- Heat exchanger16 Jul 2026US 2026/0202136 A1Otics Corporation
- Aircraft Heat Exchanger Panel Array Interconnection9 Jul 2026US 2026/0194009 A1Rtx Corporation
- Battery thermal management system structure and battery pack2 Jul 2026US 2026/0188776 A1Eve Energy Co., Ltd.
Most cited
By later US patents
- Evaporator51US 5,042,577 AAisin Seiki Kabushiki Kaisha · 1991
- Sealing washer block connection49US 5,354,101 AGeneral Motors Corporation · 1994
- Heat exchanger40US 5,086,835 ASanden Corporation · 1992
- Heat exchanger for an air conditioning system evaporator37US 4,589,265 ADiesel Kiki Co., Ltd. · 1986
- Multiple fluid path plate heat exchanger35US 5,964,280 AModine Manufacturing Company · 1999