H02N 2/04
Constructional details
H02N2/04 (Constructional details) appears on 456 US grants and 443 published applications in this corpus.
Search patents in H02N- Granted patents
- 456
- Published applications
- 443
- Assignees
- 273
- Inventors
- 990
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 9 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 11 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 5 |
| 2002 | 11 | 5 |
| 2003 | 4 | 5 |
| 2004 | 9 | 14 |
| 2005 | 6 | 14 |
| 2006 | 5 | 6 |
| 2007 | 9 | 10 |
| 2008 | 15 | 8 |
| 2009 | 5 | 14 |
| 2010 | 9 | 20 |
| 2011 | 14 | 14 |
| 2012 | 6 | 14 |
| 2013 | 9 | 14 |
| 2014 | 16 | 15 |
| 2015 | 9 | 16 |
| 2016 | 9 | 14 |
| 2017 | 16 | 22 |
| 2018 | 8 | 29 |
| 2019 | 29 | 38 |
| 2020 | 26 | 27 |
| 2021 | 22 | 34 |
| 2022 | 40 | 29 |
| 2023 | 35 | 23 |
| 2024 | 25 | 21 |
| 2025 | 20 | 19 |
| 2026 | 7 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Generating predictive models using clusters7 Jul 2026US 12,676,056 B1Cisco Technology, Inc.
- Mobile terminal16 Jun 2026US 12,656,870 B2AAC Microtech (Changzhou) Co., Ltd.
- Camera using piezoelectric actuator and camera device comprising same26 May 2026US 12,641,340 B2LG Innotek Co., Ltd.
- Vibratory actuator and electronic device28 Apr 2026US 12,611,696 B2Canon Kabushiki Kaisha
- Displacement magnifying mechanism, actuator, polishing device, electronic component processing apparatus, dispenser, and air valve17 Mar 2026US 12,580,499 B2Mechano Transformer Corporation
- Piezoelectric inertia drive3 Sep 2026US 2026/0261219 A1Physik Instrumente (Pi) GmbH & Co. KG
- Predictive model generation using features30 Jul 2026US 2026/0221012 A1Cisco Technology, Inc.
- Piezoelectric Device with Cantilever Configuration and Metamaterial for Enhanced Piezoelectric Response30 Jul 2026US 2026/0223598 A1
- Optical Driving Device18 Jun 2026US 2026/0169254 A1Piact Technology (Shanghai) Co., Ltd.
- Variable aperture assembly and lens module thereof14 May 2026US 2026/0133470 A1Guangzhou Luxvisions Innovation Technology Limited
Most cited
By later US patents
- High-efficiency, large stroke electromechanical actuator1,075US 5,907,211 AMassachusetts Institute of Technology · 1999
- Longitudinal-effect type laminar piezoelectric/electrostrictive driver, and printing actuator using the driver379US 5,126,618 ABrother Kogyo Kabushiki Kaisha · 1992
- Device and method for driving symmetric load systems139US 6,465,931 B2QorTek, Inc. · 2002
- Metal-electroactive ceramic composite transducer125US 5,729,077 AThe Penn State Research Foundation · 1998
- Electroactive polymer rotary motors110US 6,806,621 B2SRI International · 2004