H02P 2209/01
Motors with neutral point connected to the power supply
H02P2209/01 (Motors with neutral point connected to the power supply) appears on 83 US grants and 90 published applications in this corpus.
Search patents in H02P- Granted patents
- 83
- Published applications
- 90
- Assignees
- 47
- Inventors
- 186
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 2 | 5 |
| 2007 | 3 | 3 |
| 2008 | 1 | 2 |
| 2009 | 1 | 5 |
| 2010 | 1 | 6 |
| 2011 | 7 | 2 |
| 2012 | 4 | 4 |
| 2013 | 2 | 2 |
| 2014 | 3 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 10 |
| 2019 | 6 | 9 |
| 2020 | 7 | 8 |
| 2021 | 8 | 9 |
| 2022 | 10 | 4 |
| 2023 | 4 | 4 |
| 2024 | 4 | 7 |
| 2025 | 3 | 0 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power conversion device31 Mar 2026US 12,592,661 B2Denso Corporation
- Power conversion apparatus3 Feb 2026US 12,542,506 B2Denso Corporation
- Powertrain, control method, and hybrid electric vehicle18 Nov 2025US 12,476,572 B2Huawei Digital Power Technologies Co., Ltd.
- Power conversion apparatus24 Jun 2025US 12,341,455 B2Denso Corporation
- Power supply system including an electrical machine with its neutral point connected to a power supply unit4 Mar 2025US 12,240,338 B2Denso Corporation
- Motor drive control device and motor drive control method18 Jun 2026US 2026/0171950 A1MINEBEA MITSUMI Inc.
- Power conversion apparatus11 Jun 2026US 2026/0163469 A1Denso Corporation
- Powertrain, controller, and hybrid electric vehicle1 Jan 2026US 2026/0005540 A1Huawei Digital Power Technologies Co., Ltd.
- Integrated thermal management system and vehicle14 Nov 2024US 2024/0375547 A1BYD Company Limited
- Inverter apparatus and control method thereof3 Oct 2024US 2024/0333135 A1Huawei Digital Power Technologies Co., Ltd.
Most cited
By later US patents
- Multiple power source system and apparatus, motor driving apparatus, and hybrid vehicle with multiple power source system mounted thereon79US 6,476,571 B1Toyota Jidosha Kabushiki Kaisha · 2002
- Power converter with emergency operating mode for three phase induction motors51US 5,491,622 ADelco Electronics Corporation · 1996
- Disk drive employing multi-mode spindle drive system45US 5,471,353 AWestern Digital (Sea), Pte., Ltd. · 1995
- Electric system for electric vehicle44US 6,066,928 AFuji Electric Co., Ltd. · 2000
- Feedback control for reduction of cogging torque in controlled current AC motor drives35US 4,137,489 AGeneral Electric Company · 1979