H02P 1/028
Wherein the motor voltage is increased at low speed, to start or
Official title: {wherein the motor voltage is increased at low speed, to start or restart high inertia loads}
H02P1/028 (Wherein the motor voltage is increased at low speed, to start or) appears on 28 US grants and 27 published applications in this corpus.
Search patents in H02P- Granted patents
- 28
- Published applications
- 27
- Assignees
- 25
- Inventors
- 57
- Latest grant
- 18 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 4 |
| 2014 | 2 | 4 |
| 2015 | 1 | 1 |
| 2016 | 4 | 5 |
| 2017 | 2 | 2 |
| 2018 | 3 | 2 |
| 2019 | 4 | 3 |
| 2020 | 2 | 3 |
| 2021 | 4 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power conversion device and metal processing device18 Mar 2025US 12,255,551 B2Hitachi Industrial Equipment Systems Co., Ltd.
- System and method for advanced electronic starting switch assembly for split-phase induction motors for domestic dryers4 Mar 2025US 12,244,249 B1Wolong Electric Group Co., Ltd.
- Method and system for controlling an electric motor and detecting a stall condition25 Jan 2022US 11,233,477 B2AB Mikroelektronik Gesellschaft mit beschraenkter Haftung
- Control device for vibration generation device, electronic apparatus, and method of controlling vibration generation26 Oct 2021US 11,159,109 B2Seiko Instruments Inc.
- Method for operating a three-phase machine18 May 2021US 11,012,017 B2Siemens Aktiengesellschaft
- System and method for advanced electronic starting switch assembly for split-phase induction motors for domestic dryers12 Mar 2026US 2026/0074631 A1Shenzhen Renaissance Technology Co., Ltd
- Power Conversion Device and Metal Processing Device27 Jul 2023US 2023/0238897 A1Hitachi Industrial Equipment Systems Co., Ltd.
- Parallel use of soft starters21 May 2020US 2020/0162010 A1Motortronics UK Limited
- Method for operating a three-phase machine2 Apr 2020US 2020/0106376 A1Siemens Aktiengesellschaft
- Motor starter for synchronous machine5 Mar 2020US 2020/0076333 A1ABB Schweiz AG
Most cited
By later US patents
- Power tool system and power supply device22US 9,337,763 B2Hitachi Koki Co., Ltd. · 2016
- Motor control system18US 4,465,961 AZycron Systems, Inc. · 1984
- Single phase motor energy economizer for regulating the use of electricity12US 8,633,668 B2Protective Energy Economizer Technology · 2014
- Electric tool4US 10,171,011 B2Koki Holdings Co., Ltd. · 2019
- System and method for advanced electronic starting switch assembly for split-phase induction motors for domestic dryers4US 12,244,249 B1Wolong Electric Group Co., Ltd. · 2025