F28F 2009/228
Oblique partitions
Official title: {Oblique partitions}
F28F2009/228 (Oblique partitions) appears on 60 US grants and 84 published applications in this corpus.
Search patents in F28F- Granted patents
- 60
- Published applications
- 84
- Assignees
- 61
- Inventors
- 192
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 4 |
| 2009 | 0 | 3 |
| 2010 | 1 | 4 |
| 2011 | 1 | 2 |
| 2012 | 1 | 2 |
| 2013 | 3 | 3 |
| 2014 | 1 | 4 |
| 2015 | 4 | 5 |
| 2016 | 1 | 2 |
| 2017 | 4 | 10 |
| 2018 | 5 | 9 |
| 2019 | 9 | 2 |
| 2020 | 2 | 6 |
| 2021 | 4 | 7 |
| 2022 | 8 | 3 |
| 2023 | 3 | 7 |
| 2024 | 3 | 4 |
| 2025 | 3 | 5 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Vertical vapor generator17 Mar 2026US 12,578,149 B2
- Waste thermal energy recovery device2 Dec 2025US 12,487,031 B2
- Multifurcating heat exchanger with independent baffles21 Oct 2025US 12,449,207 B2General Electric Company
- Heat exchanger, refrigeration or heating system with such a heat exchanger25 Mar 2025US 12,259,195 B2Bitzer Kuhlmaschinenbau GmbH
- Condenser and dishwasher including the same27 Aug 2026US 2026/0248357 A1LG Electronics Inc.
- Heat exchanger and thermal management system23 Jul 2026US 2026/0210646 A1Zhejiang Yinlun Machinery Co., Ltd.
- Heat exchanger and baffle of the heat exchanger28 Aug 2025US 2025/0271220 A1Research & Business Foundation Sungkyunkwan University
- Cold water tank assembly and manufacturing method thereof22 May 2025US 2025/0164162 A1Coway Co., Ltd.
- Heat exchanger with helical baffles8 May 2025US 2025/0146767 A1
Most cited
By later US patents
- Tube type heat exchanger32US 4,360,059 AFunke Warmeaustauscher Apparatebau KG · 1982
- Heat exchanger27US 6,827,138 B1ABB Lummus Global Inc. · 2004
- Tube and shell heat exchanger with baffle24US 5,832,991 A1998
- Gas conditioning process and system for extracting a condensable vapour from a supplied gas23US 10,294,433 B2Sage & Time LLP · 2019
- Helical flow heat exchanger having individually adjustable baffles19US 4,493,368 ANorsk Hydro A/S · 1985