F03G 3/094
Specially adapted for potential energy power storage stations
Official title: {specially adapted for potential energy power storage stations; combinations of gravity or weight motors with electric motors or generators}
F03G3/094 (Specially adapted for potential energy power storage stations) appears on 113 US grants and 161 published applications in this corpus.
Search patents in F03G- Granted patents
- 113
- Published applications
- 161
- Assignees
- 58
- Inventors
- 186
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 3 |
| 2011 | 1 | 5 |
| 2012 | 2 | 5 |
| 2013 | 2 | 5 |
| 2014 | 5 | 5 |
| 2015 | 4 | 5 |
| 2016 | 3 | 7 |
| 2017 | 3 | 4 |
| 2018 | 7 | 3 |
| 2019 | 2 | 4 |
| 2020 | 10 | 10 |
| 2021 | 4 | 7 |
| 2022 | 4 | 13 |
| 2023 | 12 | 15 |
| 2024 | 17 | 26 |
| 2025 | 14 | 22 |
| 2026 | 9 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Energy storage and delivery system and method1 Sep 2026US 12,723,571 B2Energy Vault, Inc.
- Gravitational potential energy storage systems and methods18 Aug 2026US 12,709,307 B2Advanced Rail Energy Storage, LLC
- Gravity battery motor and energy storage system28 Jul 2026US 12,692,846 B2
- Parallel frame type gravity energy storage and transportation system9 Jun 2026US 12,650,112 B2Nantong Weiyike Technical Service Co., Ltd.
- Relating to energy storage7 Apr 2026US 12,595,777 B2Rheenergise Limited
- Distributed Gravity Superposition Energy Collection And Power Generation Device20 Aug 2026US 2026/0243233 A1
- Energy storage and delivery system and method2 Jul 2026US 2026/0185507 A1Energy Vault, Inc.
- Kinetic energy recycling system7 May 2026US 2026/0128648 A1Solution Leader Technology Co., Ltd.
- Energy storage and delivery system and method30 Apr 2026US 2026/0121447 A1Energy Vault, Inc.
- Separator-Based Motion System for Cyclical Energy Release2 Apr 2026US 2026/0092597 A1
Most cited
By later US patents
- Solar-wind energy conversion system59US 4,311,011 A1982
- Solar-wind energy conversion system55US 4,462,213 A1984
- Apparatuses and methods for energy storage35US 8,674,527 B2Energy Cache, Inc. · 2014
- Energy storage34US 7,973,420 B2Viewtek2 L.L.C. · 2011
- Energy storage system and method27US 10,837,429 B2Energy Vault, Inc. · 2020