F02B 63/042
Rotating electric generators
Official title: {Rotating electric generators}
F02B63/042 (Rotating electric generators) appears on 274 US grants and 312 published applications in this corpus.
Search patents in F02B- Granted patents
- 274
- Published applications
- 312
- Assignees
- 163
- Inventors
- 667
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 3 | 3 |
| 2003 | 4 | 2 |
| 2004 | 1 | 3 |
| 2005 | 3 | 4 |
| 2006 | 3 | 1 |
| 2007 | 1 | 2 |
| 2008 | 3 | 4 |
| 2009 | 2 | 7 |
| 2010 | 2 | 1 |
| 2011 | 1 | 1 |
| 2012 | 8 | 3 |
| 2013 | 1 | 12 |
| 2014 | 3 | 16 |
| 2015 | 12 | 12 |
| 2016 | 9 | 16 |
| 2017 | 13 | 14 |
| 2018 | 13 | 17 |
| 2019 | 9 | 30 |
| 2020 | 24 | 28 |
| 2021 | 31 | 39 |
| 2022 | 36 | 28 |
| 2023 | 28 | 13 |
| 2024 | 17 | 20 |
| 2025 | 23 | 16 |
| 2026 | 12 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-motor electrical generator system6 Oct 2026US 12,756,270 B2Iny LLC
- Rotating electric machine system, and combined power system equipped therewith4 Aug 2026US 12,700,770 B2Honda Motor Co., Ltd.
- Motion conversion device and power generation device including the same30 Jun 2026US 12,669,167 B2Aisin Corporation
- Marine methanol inert gas blanketing16 Jun 2026US 12,655,817 B2Caterpillar Inc.
- Remote control generator16 Jun 2026US 12,658,831 B2ASF Technologies (Australia) Pty Ltd
- Control system for multi-fuel generator set and control method thereof, and generator set17 Sep 2026US 2026/0275924 A1Chongqing Rato Technology Co., Ltd.
- Mobile system for power generation17 Sep 2026US 2026/0275925 A1
- Prime mover systems including variable speed clutches for alternators and methods of controlling same17 Sep 2026US 2026/0280456 A1Cummins Inc.
- Power generation unit and power plant10 Sep 2026US 2026/0266214 A1WäRtsilä Finland Oy
- Method and device for controlling vehicle27 Aug 2026US 2026/0249833 A1Nissan Motor Co., Ltd.
Most cited
By later US patents
- Magneto electric generator rotor and an implement for removing this rotor50US 5,811,908 AOppama Industry Co., Ltd. · 1998
- Electric generating domestic implement46US 6,359,344 B1Lincoln Global.Inc. · 2002
- Engine-driven permanent magnetic type welding generator41US 5,796,190 ADenyo Kabushiki Kaisha · 1998
- Engine-driven generator40US 5,376,877 AGenerac Corporation · 1994
- Unified pump and generator arrangement38US 4,203,710 ATecumseh Products Company · 1980