H02K 7/1892
Generators with parts oscillating or vibrating about an axis
Official title: {Generators with parts oscillating or vibrating about an axis}
H02K7/1892 (Generators with parts oscillating or vibrating about an axis) appears on 138 US grants and 162 published applications in this corpus.
Search patents in H02K- Granted patents
- 138
- Published applications
- 162
- Assignees
- 99
- Inventors
- 275
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 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 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 3 |
| 2005 | 1 | 2 |
| 2006 | 2 | 2 |
| 2007 | 2 | 5 |
| 2008 | 5 | 8 |
| 2009 | 3 | 8 |
| 2010 | 7 | 9 |
| 2011 | 5 | 9 |
| 2012 | 6 | 5 |
| 2013 | 8 | 7 |
| 2014 | 12 | 14 |
| 2015 | 6 | 13 |
| 2016 | 7 | 15 |
| 2017 | 13 | 9 |
| 2018 | 13 | 10 |
| 2019 | 6 | 3 |
| 2020 | 8 | 8 |
| 2021 | 3 | 7 |
| 2022 | 5 | 10 |
| 2023 | 5 | 7 |
| 2024 | 9 | 2 |
| 2025 | 3 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus for producing electricity from a moving fluid and method20 Jan 2026US 12,529,353 B2Sine Delta AS
- High-efficiency linear generator23 Sep 2025US 12,421,890 B2Mainspring Energy, Inc.
- Energy recuperator with wide range of operating speed8 Jul 2025US 12,355,323 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Tangentially actuated magnetic momentum transfer generator3 Jun 2025US 12,323,022 B2Wepower Technologies LLC
- Power generation unit and power generation device22 Oct 2024US 12,126,244 B2Guangdong Ocean University
- Rotary self-power generating device30 Apr 2026US 2026/0121482 A1Oodles Systems Limited
- Tangentially actuated magnetic momentum transfer generator21 Aug 2025US 2025/0266744 A1Wepower Technologies LLC
- Linear drive conveyance system (ldcs)7 Aug 2025US 2025/0250129 A1Terrament, INC.
- Wind Module Panel Systems for Renewable Wind Energy6 Mar 2025US 2025/0079937 A1
- Apparatus for producing electricity from a moving fluid and method20 Feb 2025US 2025/0059947 A1Sine Delta AS
Most cited
By later US patents
- System for generating electrical energy from ambient motion137US 7,847,421 B2Willowview Systems, Inc. · 2010
- Vibration based power generator114US 7,208,845 B2Halliburton Energy Services.Inc. · 2007
- Electrical generator having an oscillator containing a freely moving internal element to improve generator effectiveness79US 7,105,939 B2Motion Charge, Inc. · 2006
- Electromechanical generator for, and method of, converting mechanical vibrational energy into electrical energy74US 7,345,372 B2Perpetuum Ltd. · 2008
- Means for generating electricity during drilling of a borehole71US 4,491,738 AShell Internationale Research Maatschappij B. V. · 1985