F28F 2275/20
Fastening: with threaded elements
Official title: with threaded elements
F28F2275/20 (Fastening: with threaded elements) appears on 190 US grants and 226 published applications in this corpus.
Search patents in F28F- Granted patents
- 190
- Published applications
- 226
- Assignees
- 187
- Inventors
- 557
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 2 |
| 2003 | 0 | 4 |
| 2004 | 2 | 5 |
| 2005 | 4 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 5 |
| 2009 | 1 | 3 |
| 2010 | 2 | 4 |
| 2011 | 2 | 8 |
| 2012 | 5 | 9 |
| 2013 | 3 | 14 |
| 2014 | 4 | 17 |
| 2015 | 9 | 10 |
| 2016 | 5 | 16 |
| 2017 | 13 | 16 |
| 2018 | 7 | 17 |
| 2019 | 18 | 15 |
| 2020 | 15 | 16 |
| 2021 | 12 | 13 |
| 2022 | 7 | 12 |
| 2023 | 11 | 12 |
| 2024 | 6 | 9 |
| 2025 | 13 | 14 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Heat exchanger1 Sep 2026US 12,723,820 B2Hanon Systems
- Fixing device for reinforcing the joint of a rotary heat exchanger9 Jun 2026US 12,650,267 B2Klingenburg GmbH
- Heat exchanger, plate element therefor, and method of construction4 Nov 2025US 12,460,873 B2Rygan Corp.
- Methods and devices for heating or cooling viscous materials30 Sep 2025US 12,426,613 B2Societe des Produits Nestle S. A.
- Tool kit for heat exchanger and method of detaching heat exchanger end cover23 Sep 2025US 12,420,365 B2Carrier Corporation
- Cold plate with plastic body23 Apr 2026US 2026/0113871 A1Advanced Energy Industries, Inc.
- Heat exchanger module, heat exchanger system and method for manufacturing a heat exchanger module1 Jan 2026US 2026/0002739 A1UHRIG Energie GmbH
- Heat sink, heat sink manufacturing method, and computer4 Dec 2025US 2025/0374486 A1Suzhou Metabrain Intelligent Technology Co., Ltd.
- Liquid cooling plate structure and battery pack27 Nov 2025US 2025/0364627 A1Eve Energy Storage Co., Ltd.
- Retaining structure20 Nov 2025US 2025/0354768 A1Fivegrand International Co., Ltd.
Most cited
By later US patents
- Cryoprobe based on a peltier module229US 6,017,337 A2000
- Heat exchanger115US 4,244,423 A1981
- Thermoelectric device with a plurality of modules individually controlled82US 5,431,021 A1995
- Thermoelectric air cooling method with individual control of multiple thermoelectric devices67US 5,385,020 APneumo Abex Corporation · 1995
- Closure for heat exchanger43US 3,948,315 ABrown Fintube Company · 1976