F01L 2303/00
Manufacturing of components used in valve arrangements
F01L2303/00 (Manufacturing of components used in valve arrangements) appears on 1,193 US grants and 1,253 published applications in this corpus.
Search patents in F01L- Granted patents
- 1,193
- Published applications
- 1,253
- Assignees
- 387
- Inventors
- 2,297
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 13 | 0 |
| 1992 | 7 | 0 |
| 1993 | 9 | 0 |
| 1994 | 9 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 10 | 0 |
| 1998 | 19 | 0 |
| 1999 | 17 | 0 |
| 2000 | 10 | 0 |
| 2001 | 17 | 1 |
| 2002 | 25 | 31 |
| 2003 | 30 | 42 |
| 2004 | 37 | 59 |
| 2005 | 46 | 62 |
| 2006 | 53 | 72 |
| 2007 | 55 | 49 |
| 2008 | 29 | 45 |
| 2009 | 27 | 65 |
| 2010 | 33 | 37 |
| 2011 | 27 | 50 |
| 2012 | 35 | 50 |
| 2013 | 34 | 43 |
| 2014 | 49 | 32 |
| 2015 | 36 | 53 |
| 2016 | 39 | 74 |
| 2017 | 43 | 86 |
| 2018 | 65 | 84 |
| 2019 | 87 | 65 |
| 2020 | 71 | 74 |
| 2021 | 61 | 70 |
| 2022 | 58 | 54 |
| 2023 | 40 | 23 |
| 2024 | 34 | 14 |
| 2025 | 12 | 8 |
| 2026 | 10 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Valve bridge for a valve train of an internal combustion engine, especially of a motor vehicle, and internal combustion engine4 Aug 2026US 12,698,731 B2Daimler Truck AG
- Actuating gear and method for assembling an actuating gear of an electromechanical camshaft adjuster28 Jul 2026US 12,692,804 B2Schaeffler Technologies AG & Co. KG
- Apparatus and method for machining valve seats30 Jun 2026US 12,669,073 B1Van Norman Machine India PVT LTD
- Additive manufactured assembly-free tool for maintenance of vehicle engine14 Apr 2026US 12,601,580 B2Volvo Truck Corporation
- Sliding member and internal combustion engine7 Apr 2026US 12,595,754 B2Fukuda Metal Foil & Powder Co., Ltd.
- Variable cam timing phaser and method of assembling the same8 Oct 2026US 2026/0309062 A1
- Engine comprising a camshaft timing gear30 Jul 2026US 2026/0218631 A1Lombardini S.R.L.
- Camshaft mounting structure9 Jul 2026US 2026/0193996 A1Toyota Jidosha Kabushiki Kaisha
- Valve Bridge11 Jun 2026US 2026/0160189 A1Eaton Intelligent Power Limited
- Valve bridge for a valve train of an internal combustion engine, especially of a motor vehicle, and internal combustion engine21 May 2026US 2026/0139613 A1Daimler Truck AG
Most cited
By later US patents
- Powertrain component with adherent amorphous or nanocrystalline ceramic coating system88US 5,309,874 AFord Motor Company · 1994
- Corrosion and wear resistant alloy88US 6,702,905 B1L. E. Jones Company · 2004
- Engine valve disabler63US 6,260,525 B12001
- Two-step finger follower rocker arm assembly59US 6,668,779 B2Delphi Technologies, Inc. · 2003
- Superaustenitic stainless steel and method of making and use thereof56US 8,430,075 B2L. E. Jones Company · 2013