F16J 1/02
Bearing surfaces
F16J1/02 (Bearing surfaces) appears on 150 US grants and 62 published applications in this corpus.
Search patents in F16J- Granted patents
- 150
- Published applications
- 62
- Assignees
- 104
- Inventors
- 292
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 11 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 2 | 4 |
| 2005 | 4 | 3 |
| 2006 | 0 | 3 |
| 2007 | 3 | 3 |
| 2008 | 3 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 2 | 2 |
| 2012 | 1 | 3 |
| 2013 | 2 | 3 |
| 2014 | 3 | 4 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 2 | 4 |
| 2018 | 3 | 3 |
| 2019 | 4 | 2 |
| 2020 | 1 | 8 |
| 2021 | 6 | 4 |
| 2022 | 3 | 1 |
| 2023 | 2 | 1 |
| 2024 | 2 | 3 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hand piece for powered osteotome24 Feb 2026US 12,558,106 B2Henry Schein, Inc.
- Piston with a biaxial bearing for an opposed-piston engine14 Oct 2025US 12,442,328 B2Achates Power, Inc.
- Slotted guide ring with recirculating lubrication and piston-cylinder unit26 Aug 2025US 12,398,804 B2Trelleborg Sealing Solutions Germany GmbH
- Hand piece for powered osteotome9 Jul 2024US 12,029,437 B1Henry Schein, Inc.
- Non-rotating crankdisk bearing providing hydrodynamic lubrication condition for the Waissi internal combustion engine2 Jul 2024US 12,025,224 B1
- Hand piece for powered osteotome24 Oct 2024US 2024/0350149 A1Henry Schein, Inc.
- Slotted guide ring with recirculating lubrication and piston-cylinder unit29 Aug 2024US 2024/0288072 A1Trelleborg Sealing Solutions Germany GmbH
- Piston with a biaxial bearing for an opposed-piston engine13 Jun 2024US 2024/0191653 A1Achates Power, Inc.
- Abradable powder coating manufactured with solvent-free liquid polymer resin base coat2 Feb 2023US 2023/0033008 A1
- Wear-preventive air-charger piston structure31 Mar 2022US 2022/0099077 A1Dongguan Hesheng Machinery & Electric Co., Ltd.
Most cited
By later US patents
- Piston assembly49US 4,013,057 ADana Corporation · 1977
- Gas bearing piston assembly40US 4,455,974 ACummins Engine Company, Inc. · 1984
- Oil cooled piston38US 4,056,044 ACaterpillar Tractor Co. · 1977
- Sliding structure for a reciprocating internal combustion engine and a reciprocating internal combustion engine using the sliding structure33US 6,739,238 B2Nissan Motor Co., Ltd. · 2004
- Low friction reciprocating piston assembly32US 5,239,955 AFord Motor Company · 1993