H10N 30/871
Single-layered electrodes of multilayer piezoelectric or electrostrictive devices
Official title: {Single-layered electrodes of multilayer piezoelectric or electrostrictive devices, e.g. internal electrodes}
H10N30/871 (Single-layered electrodes of multilayer piezoelectric or electrostrictive devices) appears on 567 US grants and 673 published applications in this corpus.
Search patents in H10N- Granted patents
- 567
- Published applications
- 673
- Assignees
- 228
- Inventors
- 1,243
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 11 | 14 |
| 2003 | 7 | 9 |
| 2004 | 10 | 11 |
| 2005 | 11 | 9 |
| 2006 | 10 | 10 |
| 2007 | 9 | 23 |
| 2008 | 8 | 17 |
| 2009 | 17 | 22 |
| 2010 | 20 | 23 |
| 2011 | 15 | 18 |
| 2012 | 15 | 11 |
| 2013 | 11 | 30 |
| 2014 | 13 | 29 |
| 2015 | 19 | 48 |
| 2016 | 26 | 38 |
| 2017 | 42 | 50 |
| 2018 | 33 | 47 |
| 2019 | 39 | 51 |
| 2020 | 43 | 42 |
| 2021 | 27 | 42 |
| 2022 | 39 | 36 |
| 2023 | 34 | 29 |
| 2024 | 32 | 19 |
| 2025 | 20 | 27 |
| 2026 | 25 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Piezoelectric element, method for manufacturing piezoelectric element, and liquid ejection head6 Oct 2026US 12,757,636 B2Canon Kabushiki Kaisha
- Boundary acoustic wave device with multi-layer piezoelectric substrate29 Sep 2026US 12,750,030 B2Skyworks Solutions, Inc.
- Dispersive delay line with piezoelectric substrate and lamb wave propagation29 Sep 2026US 12,750,036 B2Skyworks Solutions, Inc.
- Piezoelectric element including a piezoelectric element body, an external electrode and an internal electrode15 Sep 2026US 12,740,324 B2TDK Corporation
- Piezoelectric actuator25 Aug 2026US 12,721,041 B2KYOCERA Corporation
- Stacked piezoelectric ceramic component and device including the same1 Oct 2026US 2026/0305175 A1Niterra Co., Ltd.
- Ceramic speaker24 Sep 2026US 2026/0293529 A1Amosense Co., Ltd.
- Piezoelectric stack, method for manufacturing piezoelectric stack, and piezoelectric element13 Aug 2026US 2026/0239884 A1Sumitomo Chemical Company, Limited
- Piezoelectric actuator, liquid ejection head and recording device6 Aug 2026US 2026/0231683 A1KYOCERA Corporation
- Frequency variation reduction for electroacoustic devices25 Jun 2026US 2026/0180547 A1RF360 Singapore Pte. Ltd.
Most cited
By later US patents
- Electromechanical transducer297US 6,946,779 B2Endress + Hauser GmbH + Co. KG · 2005
- Multilayer piezoelectric actuator stack and method for its manufacture108US 5,245,734 ABattelle Memorial Institute · 1993
- Multilayer electrostrictive element which withstands repeated application of pulses78US 4,523,121 ANEC Corporation · 1985
- Piezoelectric stack insulation70US 4,011,474 APZ Technology, Inc. · 1977
- Laminated piezo-electric device62US 6,700,306 B2KYOCERA Corporation · 2004