H03K 2217/009
Resonant driver circuits
H03K2217/009 (Resonant driver circuits) appears on 74 US grants and 77 published applications in this corpus.
Search patents in H03K- Granted patents
- 74
- Published applications
- 77
- Assignees
- 59
- Inventors
- 150
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 3 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 6 |
| 2012 | 2 | 6 |
| 2013 | 7 | 3 |
| 2014 | 5 | 6 |
| 2015 | 4 | 7 |
| 2016 | 6 | 5 |
| 2017 | 4 | 4 |
| 2018 | 3 | 7 |
| 2019 | 11 | 12 |
| 2020 | 7 | 3 |
| 2021 | 4 | 1 |
| 2022 | 1 | 3 |
| 2023 | 3 | 4 |
| 2024 | 3 | 3 |
| 2025 | 4 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transmitting device and energy transfer system for contactless transfer of electric energy by means of inductive coupling or by means of capacitive coupling13 Jan 2026US 12,525,822 B2Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V.
- Semiconductor device25 Nov 2025US 12,483,241 B2Rohm Co., Ltd.
- Filter for power conversion device with parallel power modules23 Sep 2025US 12,424,925 B2Mitsubishi Electric Corporation
- Electromagnetic coding switch, and rotation information calculation method and apparatus for rotary wheel23 Sep 2025US 12,425,024 B2Shenzhen Huion Trend Technology Co., Ltd.
- Ultrasonic atomizing sheet full-wave drive circuit and ultrasonic electronic cigarette29 Jul 2025US 12,369,627 B2China Tobacco Hunan Industrial Co., Ltd.
- Electric device including a driver circuit for supplying a control input of a controlled first semiconductor switch18 Jun 2026US 2026/0171913 A1Sew-Eurodrive GmbH & Co. KG
- Apparatus, control device and method for switching a switching element9 Oct 2025US 2025/0317135 A1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- High-voltage bidirectional switch device with improved electrical characteristics19 Dec 2024US 2024/0421809 A1STMicroelectronics International N. V.
- Electromagnetic encoding switch and method and apparatus for calculating rotation information of runner5 Dec 2024US 2024/0405774 A1Shenzhen Huion Trend Technology Co., Ltd.
- Semiconductor device15 Feb 2024US 2024/0056073 A1Rohm Co., Ltd.
Most cited
By later US patents
- High frequency resonant gate drive for a power MOSFET77US 5,264,736 ARaytheon Company · 1993
- Wear assembly for the digging edge of an excavator58US 6,986,216 B2ESCO Corporation · 2006
- High frequency switch device, front end unit and transceiver44US 6,118,985 AKabushiki Kaisha Toshiba · 2000
- Wear assembly for an excavator42US 7,299,570 B2ESCO Corporation · 2007
- High-frequency resonant gate driver circuit for MOS-gated power switches30US 6,441,673 B1General Electric Company · 2002