H02M 1/4216
Operating from a three-phase input voltage
Official title: {operating from a three-phase input voltage (H02M1/4233 takes precedence)}
H02M1/4216 (Operating from a three-phase input voltage) appears on 435 US grants and 501 published applications in this corpus.
Search patents in H02M- Granted patents
- 435
- Published applications
- 501
- Assignees
- 271
- Inventors
- 1,064
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 17 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 5 |
| 2003 | 4 | 4 |
| 2004 | 4 | 6 |
| 2005 | 3 | 6 |
| 2006 | 6 | 3 |
| 2007 | 2 | 6 |
| 2008 | 2 | 5 |
| 2009 | 6 | 9 |
| 2010 | 5 | 7 |
| 2011 | 3 | 6 |
| 2012 | 6 | 14 |
| 2013 | 14 | 13 |
| 2014 | 14 | 15 |
| 2015 | 6 | 20 |
| 2016 | 16 | 22 |
| 2017 | 25 | 24 |
| 2018 | 24 | 14 |
| 2019 | 22 | 25 |
| 2020 | 30 | 27 |
| 2021 | 24 | 37 |
| 2022 | 30 | 37 |
| 2023 | 26 | 53 |
| 2024 | 41 | 51 |
| 2025 | 43 | 44 |
| 2026 | 21 | 47 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Circular current suppression method, switch control device, and power conversion system15 Sep 2026US 12,738,834 B2Delta Electronics, Inc.
- Impedance monitoring of a modular electrolysis system25 Aug 2026US 12,716,141 B2Ohmium International, Inc.
- Three-phase multi-level boost PFC rectifier with flying capacitors18 Aug 2026US 12,712,442 B2Delta Electronics, Inc.
- Power factor correction device and apparatus for converting a three-phase alternating current into a direct current18 Aug 2026US 12,712,444 B2Borgwarner Orsenigo S.R.L.
- Systems and methods for integrated high voltage and low voltage converter for bidirectional onboard battery charger2 Jun 2026US 12,643,420 B2BorgWarner US Technologies LLC
- Charging device and method for operating the charging device17 Sep 2026US 2026/0274095 A1Robert Bosch GmbH
- Method and controller for controlling filter cell, and electric power converter system17 Sep 2026US 2026/0280414 A1
- Power factor correction circuit17 Sep 2026US 2026/0280418 A1DRP Holdings LLC
- Method for providing sinusoidal phase currents with controlling and charging3 Sep 2026US 2026/0261201 A1
- Rectifier with inrush protection bypass passing current in one direction only and method for starting up power supply to a rectifier27 Aug 2026US 2026/0254228 A1
Most cited
By later US patents
- Apparatus for controlling electric motor861US 4,788,485 AMitsubishi Denki Kabushiki Kaisha · 1988
- Unity power factor switching regulator236US 4,384,321 ACalifornia Institute of Technology · 1983
- PWM rectifier having de-coupled power factor and output current control loops89US 6,366,483 B1Rockwell Automation Technologies, Inc. · 2002
- Boost mode power conversion86US 5,946,202 ABaker Hughes Incorporated · 1999
- Polyphase AC/DC converter84US 5,311,419 ASundstrand Corporation · 1994