F28F 9/185
With additional preformed parts
Official title: {with additional preformed parts}
F28F9/185 (With additional preformed parts) appears on 62 US grants and 57 published applications in this corpus.
Search patents in F28F- Granted patents
- 62
- Published applications
- 57
- Assignees
- 64
- Inventors
- 173
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 4 |
| 2006 | 4 | 3 |
| 2007 | 0 | 2 |
| 2008 | 2 | 5 |
| 2009 | 2 | 2 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 2 | 2 |
| 2014 | 1 | 3 |
| 2015 | 4 | 4 |
| 2016 | 1 | 6 |
| 2017 | 5 | 5 |
| 2018 | 2 | 2 |
| 2019 | 4 | 2 |
| 2020 | 2 | 5 |
| 2021 | 3 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and method for restoring the tube-to-tube sheet weld joints in a shell-and-tube equipment13 Jan 2026US 12,523,435 B2Alfa Laval Olmi S.P.A
- Tube transition5 Nov 2024US 12,135,177 B2Viking Vessel Holdings, LLC
- Tube transition29 Oct 2024US 12,130,101 B2Viking Vessel Holdings, LLC
- Battery cooling assembly16 May 2023US 11,652,245 B2Contemporary Amperex Technology Co., Limited
- Apparatus and method for protecting the tube-sheet of a syngas loop boiler27 Sep 2022US 11,454,461 B2Alfa Laval Corporate AB
- Anti-freezing pipe having built-in tube and high-efficiency heat exchanger using the same12 Sep 2024US 2024/0302112 A1S&H Eng. Co., Ltd.
- Device and method for restoring the tube-to-tube sheet weld joints in a shell-and-tube equipment25 Jan 2024US 2024/0027146 A1Alfa Laval Olmi S.P.A
- Shell and tube isolation in heat exchanger28 Dec 2023US 2023/0417496 A1Carrier Corporation
- Tube Transition15 Jun 2023US 2023/0184497 A1Viking Vessel Holdings, LLC
- Tube Transition17 Feb 2022US 2022/0049909 A1Viking Vessel Services, LLC
Most cited
By later US patents
- Overmolding insert for heat exchanger, process for manufacturing a heat exchanger, and heat exchanger produced thereby51US 6,787,116 B2Aquatherm Industries, Inc. · 2004
- Concentrated or dilutable solutions or dispersions, preparation method and uses25US 6,564,863 B1Valeo Thermique Moteur · 2003
- Tubular exchanger23US 4,071,083 ACreusot-Loire · 1978
- Arrangement for mounting tubes in a tank wall20US 3,945,431 ASulzer Brothers Limited · 1976
- Method of soldering tube to plate19US 4,272,006 AModine Manufacturing Company · 1981