H02N 2/06
Drive circuits
Official title: Drive circuits; Control arrangements {or methods}
H02N2/06 (Drive circuits) appears on 578 US grants and 525 published applications in this corpus.
Search patents in H02N- Granted patents
- 578
- Published applications
- 525
- Assignees
- 253
- Inventors
- 980
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 11 | 0 |
| 2000 | 21 | 0 |
| 2001 | 15 | 12 |
| 2002 | 20 | 11 |
| 2003 | 12 | 9 |
| 2004 | 16 | 19 |
| 2005 | 8 | 19 |
| 2006 | 15 | 22 |
| 2007 | 17 | 25 |
| 2008 | 19 | 34 |
| 2009 | 19 | 26 |
| 2010 | 34 | 36 |
| 2011 | 21 | 18 |
| 2012 | 21 | 17 |
| 2013 | 17 | 9 |
| 2014 | 11 | 18 |
| 2015 | 14 | 16 |
| 2016 | 12 | 9 |
| 2017 | 20 | 23 |
| 2018 | 9 | 22 |
| 2019 | 21 | 35 |
| 2020 | 16 | 21 |
| 2021 | 27 | 36 |
| 2022 | 32 | 24 |
| 2023 | 31 | 25 |
| 2024 | 26 | 14 |
| 2025 | 15 | 16 |
| 2026 | 2 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Camera actuator and camera module including same5 May 2026US 12,619,128 B2LG Innotek Co., Ltd.
- Energy recovery driver for PZT actuators6 Jan 2026US 12,520,728 B2Politecnico Di Milano
- Drive device and imaging apparatus16 Dec 2025US 12,498,540 B2FUJIFILM Corporation
- Drive unit with at least two oscillating arms16 Dec 2025US 12,500,531 B2Miniswys S.A.
- Ultrasonic linear motor and operation method therefor25 Nov 2025US 12,483,161 B2LG Innotek Co., Ltd.
- Control apparatus and vibration driving apparatus9 Jul 2026US 2026/0196950 A1Canon Kabushiki Kaisha
- Actuator array, substrate table and lithographic tool18 Jun 2026US 2026/0169395 A1ASML Netherlands B. V.
- Drive circuit and haptic feedback system18 Jun 2026US 2026/0169561 A1Beijing BOE Technology Development Co., Ltd.
- Optical device actuator and lens barrel provided with same14 May 2026US 2026/0133398 A1Panasonic Intellectual Property Management Co., Ltd.
- Variable aperture assembly and lens module thereof14 May 2026US 2026/0133470 A1Guangzhou Luxvisions Innovation Technology Limited
Most cited
By later US patents
- Foldable lens delivery system1,445US 5,607,433 AMicro Medical Devices, Inc. · 1997
- Driving apparatus381US 7,408,288 B2Konica Minolta Holdings, Inc. · 2008
- Drive unit379US 7,567,012 B2Konica Minolta Opto, Inc. · 2009
- Method for operating a piezoelectric element327US 8,089,197 B2Epcos AG · 2012
- Drive circuit having improved energy efficiency for implantable beneficial agent infusion or delivery device179US 7,070,577 B1Medtronic, Inc. · 2006