H02P 2201/15
Power factor correction [pfc] circuit generating the dc link voltage for motor
Official title: Power factor correction [PFC] circuit generating the DC link voltage for motor driving inverter
H02P2201/15 (Power factor correction [pfc] circuit generating the dc link voltage for motor) appears on 57 US grants and 64 published applications in this corpus.
Search patents in H02P- Granted patents
- 57
- Published applications
- 64
- Assignees
- 43
- Inventors
- 141
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 1 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 4 |
| 2011 | 0 | 5 |
| 2012 | 5 | 1 |
| 2013 | 3 | 2 |
| 2014 | 3 | 2 |
| 2015 | 2 | 3 |
| 2016 | 3 | 3 |
| 2017 | 4 | 2 |
| 2018 | 1 | 2 |
| 2019 | 1 | 2 |
| 2020 | 1 | 9 |
| 2021 | 7 | 8 |
| 2022 | 10 | 4 |
| 2023 | 3 | 5 |
| 2024 | 4 | 1 |
| 2025 | 3 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Motor drive control including varying DC bus voltages, converter and inverter switching frequencies, and motor speed for thermal mitigation19 May 2026US 12,631,382 B2Copeland Corporation
- Control apparatus and robot system24 Jun 2025US 12,341,457 B2Seiko Epson Corporation
- Power transforming apparatus and air conditioner including the same20 May 2025US 12,308,737 B2LG Electronics Inc.
- Power converter and heat pump system provided therewith11 Feb 2025US 12,224,678 B2Daikin Industries, Ltd.
- Energy efficient induction motor24 Dec 2024US 12,176,834 B2PAL-K Dynamics Inc.
- Power supply device, electronic apparatus including same, and power supply method21 May 2026US 2026/0142601 A1Samsung Electronics Co., Ltd.
- Device and method for operating an electric motor as well as system comprising the device and the electric motor30 Apr 2026US 2026/0121563 A1ebm-papst Mulfingen GmbH & Co. KGaA & Co. KG
- Motor power source regulation circuit, control method and electronic device29 Jan 2026US 2026/0031698 A1Hunan Megmeet Electrical Technology Co., Ltd.
- Power tool11 Dec 2025US 2025/0379539 A1Nanjing Chervon Industry Co., Ltd.
- Electric power conversion device and air conditioner3 Jul 2025US 2025/0219562 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Motor drive using flux adjustment to control power factor65US 7,683,568 B2Rockwell Automation Technologies, Inc. · 2010
- Power transfer system with reduced component ratings43US 7,164,590 B2International Rectifier Corporation · 2007
- Controller and method for estimating, managing, and diagnosing motor parameters31US 8,493,014 B2Emerson Climate Technologies, Inc. · 2013
- Portable chargers having power factor correction capability for use with electric vehicles27US 7,598,703 B2BYD Company Limited · 2009
- Power-factor correction device for variable speed drive23US 7,420,351 B2Schneider Toshiba Inverter Europe SAS · 2008