H02N 2/067
Generating drive pulses
Official title: {generating drive pulses}
H02N2/067 (Generating drive pulses) appears on 223 US grants and 157 published applications in this corpus.
Search patents in H02N- Granted patents
- 223
- Published applications
- 157
- Assignees
- 109
- Inventors
- 362
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 16 | 0 |
| 2001 | 11 | 9 |
| 2002 | 11 | 7 |
| 2003 | 9 | 2 |
| 2004 | 7 | 8 |
| 2005 | 4 | 10 |
| 2006 | 7 | 11 |
| 2007 | 8 | 11 |
| 2008 | 7 | 20 |
| 2009 | 10 | 12 |
| 2010 | 19 | 18 |
| 2011 | 12 | 4 |
| 2012 | 8 | 5 |
| 2013 | 7 | 1 |
| 2014 | 3 | 7 |
| 2015 | 5 | 5 |
| 2016 | 5 | 1 |
| 2017 | 3 | 1 |
| 2018 | 1 | 5 |
| 2019 | 4 | 6 |
| 2020 | 3 | 0 |
| 2021 | 4 | 4 |
| 2022 | 3 | 2 |
| 2023 | 4 | 5 |
| 2024 | 4 | 2 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ultrasonic linear motor and operation method therefor25 Nov 2025US 12,483,161 B2LG Innotek Co., Ltd.
- Driving-unit operation method and controller2 Sep 2025US 12,405,440 B2Miniswys S.A.
- Method of controlling at least two interacting piezoelectric actuators27 Aug 2024US 12,074,540 B2Physik Instrumente (Pi) GmbH & Co. KG
- Drive circuit, electronic device, and method of controlling drive circuit13 Aug 2024US 12,063,863 B2Sony Corporation
- Apparatus and methods involving control of piezoelectric resonance circuits23 Jul 2024US 12,047,018 B2The Board of Trustees of the Leland Stanford Junior University
- Piezo actuator system and operating method thereof29 Jan 2026US 2026/0031746 A1Samsung Electro-Mechanics Co., Ltd.
- Apparatus and method for driving piezo actuator of smooth impact drive mechanism1 Aug 2024US 2024/0258938 A1CREPAS Technologies Co., Ltd.
- Efficient drive for piezoelectric inertia motors25 Jan 2024US 2024/0030834 A1Physik Instrumente (Pi) GmbH & Co. KG
- Ultrasonic Piezoelectric Motor, Camera Module, and Electronic Device21 Sep 2023US 2023/0296963 A1Huawei Technologies Co., Ltd.
- Method of controlling at least two interacting piezoelectric actuators15 Jun 2023US 2023/0188057 A1Physik Instrumente (Pi) GmbH & Co. KG
Most cited
By later US patents
- Foldable lens delivery system1,445US 5,607,433 AMicro Medical Devices, Inc. · 1997
- Drive unit379US 7,567,012 B2Konica Minolta Opto, Inc. · 2009
- Drive circuit having improved energy efficiency for implantable beneficial agent infusion or delivery device179US 7,070,577 B1Medtronic, Inc. · 2006
- Driving apparatus using transducer95US 5,589,723 AMinolta Co., Ltd. · 1996
- Apparatus for driving a piezoelectric actuator60US 5,130,598 ACaterpillar Inc. · 1992