H02N 2/046
For conversion into rotary motion
Official title: {for conversion into rotary motion}
H02N2/046 (For conversion into rotary motion) appears on 40 US grants and 47 published applications in this corpus.
Search patents in H02N- Granted patents
- 40
- Published applications
- 47
- Assignees
- 44
- Inventors
- 104
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 4 |
| 2008 | 2 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 2 |
| 2011 | 2 | 0 |
| 2012 | 1 | 3 |
| 2013 | 0 | 4 |
| 2014 | 2 | 1 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 3 |
| 2019 | 4 | 6 |
| 2020 | 3 | 3 |
| 2021 | 3 | 3 |
| 2022 | 4 | 1 |
| 2023 | 3 | 3 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Piezo actuator device11 Nov 2025US 12,465,942 B2
- Piezoelectric ultrasonic motor with a more stable vibration body6 May 2025US 12,294,317 B2New Shicoh Motor Co., Ltd.
- Piezoelectric motor with bending travelling wave25 Jul 2023US 11,711,033 B2Telemaq
- Actuator and light scanning apparatus7 Mar 2023US 11,598,949 B2Mitsumi Electric Co., Ltd.
- Linear piezoelectric motor with longer travel14 Feb 2023US 11,581,826 B2ETA SA Manufacture Horlogere Suisse
- Piezoelectric inertia drive3 Sep 2026US 2026/0261219 A1Physik Instrumente (Pi) GmbH & Co. KG
- Variable aperture assembly and lens module thereof14 May 2026US 2026/0133470 A1Guangzhou Luxvisions Innovation Technology Limited
- Piezoelectric drive2 Jan 2025US 2025/0000629 A1Curaden AG
- Piezo actuator device27 Jun 2024US 2024/0207886 A1
- Vibration type actuator capable of reducing change in force generated between contact body and vibrating body, multi-axis stage, articulated robot, and device24 Aug 2023US 2023/0268849 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Electroactive polymer rotary motors110US 6,806,621 B2SRI International · 2004
- Electromechanical transducer91US 5,286,199 A1994
- Piezoelectric actuator49US 5,159,225 AAura Systems, Inc. · 1992
- Micromanipulator44US 5,325,010 AForschungszentrum Julich GmbH · 1994
- High-performance electroactive polymer transducers26US 7,521,847 B2Artificial Muscle, Inc. · 2009