H02M 1/092
The control signals being transmitted optically
Official title: the control signals being transmitted optically
H02M1/092 (The control signals being transmitted optically) appears on 84 US grants and 57 published applications in this corpus.
Search patents in H02M- Granted patents
- 84
- Published applications
- 57
- Assignees
- 60
- Inventors
- 194
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 1 |
| 2004 | 3 | 2 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 2 | 3 |
| 2008 | 3 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 2 | 4 |
| 2015 | 2 | 1 |
| 2016 | 1 | 3 |
| 2017 | 2 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 2 |
| 2020 | 3 | 4 |
| 2021 | 6 | 6 |
| 2022 | 5 | 5 |
| 2023 | 3 | 3 |
| 2024 | 4 | 4 |
| 2025 | 3 | 3 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Asymmetric half-bridge power supplies and control methods thereof31 Mar 2026US 12,592,650 B2Ark HDPS Semiconductor Pte. LIMITED.
- Switching power supply system with both analog and digital feedback2 Sep 2025US 12,407,267 B2Mix-Design Semiconductor Technologies Ltd.
- Power facility for remote control15 Apr 2025US 12,278,568 B2Hyosung Corporation
- Semiconductor device28 Jan 2025US 12,212,225 B2Rohm Co., Ltd.
- Power supply circuit17 Sep 2024US 12,095,355 B2OMRON Corporation
- Apparatus and method for overvoltage protection, inverter and energy system18 Jun 2026US 2026/0171888 A1Sungrow Power Supply Co., Ltd.
- Electronic device comprising protection circuitry with respect to transistor in rectifying circuitry configured to rectify alternating current signal11 Jun 2026US 2026/0163471 A1Samsung Electronics Co., Ltd.
- Power converter and control circuit and control method thereof28 May 2026US 2026/0149349 A1Joulwatt Technology Co., Ltd.
- Power semiconductor drive device5 Mar 2026US 2026/0066772 A1Mitsubishi Electric Corporation
- Power converter overpower protection circuit5 Mar 2026US 2026/0066775 A1
Most cited
By later US patents
- Current inrush limiting and bleed resistor current inhibiting in a switching power converter101US 6,737,845 B2Champion Microelectronic Corp. · 2004
- High voltage switch with isolated power80US 10,607,814 B2Eagle Harbor Technologies, Inc. · 2020
- Current limiting technique for a switching power converter64US 6,674,272 B2Champion Microelectronic Corp. · 2004
- High voltage switch with isolated power55US 10,896,809 B2Eagle Harbor Technologies, Inc. · 2021
- AC to DC power supply circuit45US 4,051,425 ATelephone Utilities and Communications Industries, Inc. · 1977