F03G 7/085
Hydraulic or pneumatic devices
Official title: {hydraulic or pneumatic devices}
F03G7/085 (Hydraulic or pneumatic devices) appears on 45 US grants and 53 published applications in this corpus.
Search patents in F03G- Granted patents
- 45
- Published applications
- 53
- Assignees
- 20
- Inventors
- 78
- Latest grant
- 8 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 2 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 3 | 4 |
| 2010 | 0 | 3 |
| 2011 | 0 | 1 |
| 2012 | 3 | 2 |
| 2013 | 1 | 4 |
| 2014 | 2 | 1 |
| 2015 | 1 | 4 |
| 2016 | 1 | 6 |
| 2017 | 2 | 0 |
| 2018 | 4 | 1 |
| 2019 | 3 | 1 |
| 2020 | 2 | 3 |
| 2021 | 2 | 3 |
| 2022 | 1 | 3 |
| 2023 | 1 | 3 |
| 2024 | 3 | 2 |
| 2025 | 2 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Energy harvesting system for collecting energy from transportation infrastructures8 Jul 2025US 12,352,251 B2
- Hydraulic/pneumatic power generating system27 May 2025US 12,312,959 B2
- Roadways power and energy mechanical road16 Jul 2024US 12,037,992 B2
- Energy harvesting with fluids11 Jun 2024US 12,006,919 B2
- Apparatus, systems, and methods for converting vehicular kinetic energy into electricity11 Jun 2024US 12,006,921 B2Roadpower Systems Inc.
- Energy harvesting road19 Feb 2026US 2026/0049601 A1Oakes LTD
- Molded mat with integrated fluid flow channels and manifold system for energy transfer1 Jan 2026US 2026/0002523 A1Flowloopx
- Kinetic energy harvesting system16 Jan 2025US 2025/0023491 A1R2E Enterprises Ltd.
- Hydraulic/pneumatic power generating system5 Dec 2024US 2024/0401481 A1
- Energy Harvesting System for Collecting Energy from Transportation Infrastructures1 Feb 2024US 2024/0035457 A1
Most cited
By later US patents
- Force stand for electrical energy producing platform71US 6,376,925 B12002
- Electrical energy producing platform and method of use70US 6,172,426 B22001
- Installation for generating utilizable energy from potential energy63US 5,355,674 A1994
- Method and apparatus utilizing the weight of moving traffic to produce useful work55US 4,339,920 A1982
- Electrical energy producing platform and method of use47US 6,091,159 A2000