F16J 1/001
One-piece pistons
Official title: {One-piece pistons}
F16J1/001 (One-piece pistons) appears on 104 US grants and 88 published applications in this corpus.
Search patents in F16J- Granted patents
- 104
- Published applications
- 88
- Assignees
- 97
- Inventors
- 239
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 3 |
| 2003 | 3 | 1 |
| 2004 | 3 | 2 |
| 2005 | 2 | 1 |
| 2006 | 1 | 4 |
| 2007 | 1 | 2 |
| 2008 | 2 | 2 |
| 2009 | 0 | 3 |
| 2010 | 1 | 7 |
| 2011 | 3 | 5 |
| 2012 | 3 | 0 |
| 2013 | 8 | 5 |
| 2014 | 1 | 6 |
| 2015 | 2 | 3 |
| 2016 | 3 | 6 |
| 2017 | 2 | 5 |
| 2018 | 7 | 10 |
| 2019 | 7 | 7 |
| 2020 | 4 | 4 |
| 2021 | 5 | 3 |
| 2022 | 4 | 2 |
| 2023 | 1 | 3 |
| 2024 | 4 | 2 |
| 2025 | 0 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Trigger dispensing device with valve means16 Jun 2026US 12,654,189 B2Guala Dispensing S.P.A.
- Piston device with combined vertical and lateral gas port3 Feb 2026US 12,540,672 B2
- Combination of piston rings, and combination structure of piston and piston rings15 Oct 2024US 12,117,084 B2Tpr Co., Ltd.
- Annular ring groove of a piston3 Sep 2024US 12,078,122 B2Ai Alpine US Bidco Inc
- Combination of piston rings, and combination structure of piston and piston rings4 Jun 2024US 12,000,491 B2Tpr Co., Ltd.
- H11 and h13 steels for piston application30 Apr 2026US 2026/0117864 A1Cummins Inc.
- Piston Device With Combined Vertical and Lateral Gas Port12 Jun 2025US 2025/0189037 A1Race Winning Brands, Inc.
- Trigger dispensing head with means to prevent leakage of product15 Aug 2024US 2024/0269699 A1
- Trigger dispensing device with valve means7 Mar 2024US 2024/0075488 A1Guala Dispensing S.P.A.
- Combination of Piston Rings, and Combination Structure of Piston and Piston Rings9 Nov 2023US 2023/0358313 A1Tpr Co., Ltd.
Most cited
By later US patents
- Piston for aerosol container41US 4,234,108 A1980
- Lightweight piston30US 4,683,809 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1987
- High pressure spherical piston24US 4,246,833 AThe United States of America as represented by the Secretary of the Navy · 1981
- Piston for high-pressure hydraulic machine20US 3,994,208 ASociete Anonyme Secmafer · 1976
- Piston for an internal combustion engine20US 5,076,225 AToyota Jidosha Kabushiki Kaisha · 1991