Y10T 29/4927
Cylinder, cylinder head or engine valve sleeve making
Y10T29/4927 (Cylinder, cylinder head or engine valve sleeve making) appears on 447 US grants and 269 published applications in this corpus.
Search patents in Y10T- Granted patents
- 447
- Published applications
- 269
- Assignees
- 245
- Inventors
- 902
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 16 | 0 |
| 1992 | 7 | 0 |
| 1993 | 13 | 0 |
| 1994 | 15 | 0 |
| 1995 | 8 | 0 |
| 1996 | 14 | 0 |
| 1997 | 19 | 0 |
| 1998 | 16 | 0 |
| 1999 | 10 | 0 |
| 2000 | 13 | 0 |
| 2001 | 12 | 7 |
| 2002 | 12 | 12 |
| 2003 | 10 | 16 |
| 2004 | 11 | 17 |
| 2005 | 15 | 14 |
| 2006 | 13 | 21 |
| 2007 | 9 | 29 |
| 2008 | 13 | 20 |
| 2009 | 11 | 15 |
| 2010 | 16 | 18 |
| 2011 | 11 | 17 |
| 2012 | 17 | 19 |
| 2013 | 23 | 24 |
| 2014 | 21 | 16 |
| 2015 | 12 | 16 |
| 2016 | 12 | 3 |
| 2017 | 13 | 2 |
| 2018 | 7 | 2 |
| 2019 | 4 | 0 |
| 2020 | 3 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Thermal sprayed engine block remanufacturing21 Oct 2025US 12,447,492 B1FCA Corporation
- System, method and tooling for flexible assembly of cylinder-head valve trains1 Jun 2021US 11,020,830 B2ABB Technology AG
- Slide member, refrigerant compressor incorporating slide member, refrigerator and air conditioner7 Jul 2020US 10,704,541 B2Panasonic Intellectual Property Management Co., Ltd.
- Manufacturing method for cylinder head19 May 2020US 10,654,096 B2Toyota Jidosha Kabushiki Kaisha
- Cast dual wall bulkhead with integral oil drain3 Mar 2020US 10,578,051 B2Cummins IP, Inc.
- Processing apparatus for processing a workpiece surface with fluid flow shielding9 Jan 2020US 2020/0009608 A1Oerlikon Metco AG, Wohlen
- Cast dual wall bulkhead with integral oil drain15 Mar 2018US 2018/0073463 A1Cummins IP, Inc.
- Functionally Optimized Design of a Cylinder Liner11 Jan 2018US 2018/0010549 A1KS Kolbenschmidt GmbH
- Manufacturing method for cylinder head27 Jul 2017US 2017/0209916 A1Toyota Jidosha Kabushiki Kaisha
- System, method and tooling for flexible assembly of cylinder-head valve trains6 Apr 2017US 2017/0095895 A1ABB Technology AG
Most cited
By later US patents
- Method and apparatus for application of thermal spray coatings to engine blocks598US 5,271,967 AGeneral Motors Corporation · 1993
- Thermally sprayed aluminum-bronze coatings on aluminum engine bores121US 5,080,056 AGeneral Motors Corporation · 1992
- Anti-friction coating composition containing solid lubricants81US 5,482,637 AFord Motor Company · 1996
- Thermoset polymer/solid lubricant coating system68US 5,363,821 AFord Motor Company · 1994
- Vibration-damping constrained-layer constructions67US 4,447,493 AMinnesota Mining and Manufacturing Company · 1984