F01N 2450/20
Methods or apparatus for fitting, inserting or repairing different elements: by mechanical
Official title: by mechanical joints, e.g. by deforming housing, tube, baffle plate or parts thereof
F01N2450/20 (Methods or apparatus for fitting, inserting or repairing different elements: by mechanical) appears on 167 US grants and 104 published applications in this corpus.
Search patents in F01N- Granted patents
- 167
- Published applications
- 104
- Assignees
- 109
- Inventors
- 351
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 8 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 1 |
| 2003 | 3 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 6 |
| 2006 | 0 | 3 |
| 2007 | 1 | 6 |
| 2008 | 4 | 4 |
| 2009 | 1 | 4 |
| 2010 | 3 | 5 |
| 2011 | 3 | 3 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 4 | 2 |
| 2015 | 0 | 2 |
| 2016 | 2 | 2 |
| 2017 | 5 | 7 |
| 2018 | 4 | 4 |
| 2019 | 6 | 9 |
| 2020 | 5 | 15 |
| 2021 | 8 | 9 |
| 2022 | 8 | 6 |
| 2023 | 6 | 6 |
| 2024 | 5 | 1 |
| 2025 | 6 | 5 |
By publication year. Applications have been published since 2001.
Recent patents
- Clamp, adapter and travel limiter assembly30 Sep 2025US 12,428,984 B2Tenneco Automotive Operating Company Inc.
- Method for manufacturing exhaust component8 Jul 2025US 12,352,195 B2
- Sound attenuator as well as elements and a method of production thereof20 May 2025US 12,305,547 B2Teknologian tutkimuskeskus VTT Oy
- Hyperboloid (concave) bellows29 Apr 2025US 12,287,047 B2Hyspan Precision Products, Inc.
- Engine apparatus18 Feb 2025US 12,228,063 B2Yanmar Power Technology Co., Ltd.
- Systems, devices, and methods for regenerating a particulate filter17 Jul 2025US 2025/0230761 A1Jtsmcdp, LLC
- Method for manufacturing exhaust component12 Jun 2025US 2025/0188862 A1
- Exhaust pipe joint22 May 2025US 2025/0164044 A1Tenneco Automotive Operating Company Inc.
- Muffler10 Apr 2025US 2025/0116216 A1Purem GmbH
- Clamp, Adapter And Travel Limiter Assembly30 Jan 2025US 2025/0035028 A1Tenneco Automotive Operating Company Inc.
Most cited
By later US patents
- Exhaust silencer arrangement52US 6,158,214 AJ. Eberspächer GmbH & Co. KG · 2000
- Combination muffler and catalytic converter45US 5,338,903 ABriggs & Stratton Corporation · 1994
- Method of making a catalytic converter with one piece housing43US 5,119,551 ATennessee Gas Pipeline Company · 1992
- Multi-pass catalytic converter41US 5,732,555 ABriggs & Stratton Corporation · 1998
- Exhaust component and method for producing an exhaust component41US 6,555,070 B1Scambia Industrial Developments Aktiengesellschaft · 2003