H02P 9/307
More than one voltage output
Official title: {more than one voltage output}
H02P9/307 (More than one voltage output) appears on 92 US grants and 68 published applications in this corpus.
Search patents in H02P- Granted patents
- 92
- Published applications
- 68
- Assignees
- 51
- Inventors
- 154
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 9 | 6 |
| 2003 | 4 | 5 |
| 2004 | 3 | 3 |
| 2005 | 4 | 7 |
| 2006 | 3 | 1 |
| 2007 | 2 | 2 |
| 2008 | 2 | 7 |
| 2009 | 5 | 5 |
| 2010 | 3 | 1 |
| 2011 | 3 | 6 |
| 2012 | 3 | 2 |
| 2013 | 3 | 1 |
| 2014 | 0 | 1 |
| 2015 | 4 | 2 |
| 2016 | 1 | 1 |
| 2017 | 2 | 3 |
| 2018 | 1 | 1 |
| 2019 | 2 | 2 |
| 2020 | 5 | 5 |
| 2021 | 1 | 4 |
| 2022 | 4 | 0 |
| 2023 | 1 | 2 |
| 2024 | 3 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Variable voltage charging system and method for a vehicle7 Oct 2025US 12,438,388 B1Brunswick Corporation
- Generator systems6 Aug 2024US 12,057,800 B2Hamilton Sundstrand Corporation
- Variable voltage charging system and method for a vehicle4 Jun 2024US 12,003,133 B1Brunswick Corporation
- Electric generator30 Jan 2024US 11,884,416 B2General Electric Company
- Electric generator31 Jan 2023US 11,565,824 B2General Electric Company
- Generator systems5 Oct 2023US 2023/0318497 A1Hamilton Sundstrand Corporation
- Electric generator1 Jun 2023US 2023/0166859 A1General Electric Company
- Electric generator14 Oct 2021US 2021/0316878 A1General Electric Company
- Dual voltage low spool generator8 Jul 2021US 2021/0206501 A1Hamilton Sundstrand Corporation
- Variable Voltage Charging System and Method for a Vehicle24 Jun 2021US 2021/0194269 A1Brunswick Corporation
Most cited
By later US patents
- Controlling generator power99US 6,624,533 B1Westerbeke Corporation · 2003
- Power generation system having transient ride-through/load-leveling capabilities94US 6,787,933 B2Capstone Turbine Corporation · 2004
- Boost mode power conversion86US 5,946,202 ABaker Hughes Incorporated · 1999
- Controller for permanent magnet alternator68US 7,176,658 B2Magnetic Applications, Inc. · 2007
- Automotive electrical system having a starter/generator induction machine61US 4,883,973 AGeneral Motors Corporation · 1989