H10N 30/85
Piezoelectric or electrostrictive active materials
H10N30/85 (Piezoelectric or electrostrictive active materials) appears on 3,568 US grants and 4,230 published applications in this corpus.
Search patents in H10N- Granted patents
- 3,568
- Published applications
- 4,230
- Assignees
- 1,144
- Inventors
- 6,445
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 9 | 0 |
| 1980 | 16 | 0 |
| 1981 | 9 | 0 |
| 1982 | 9 | 0 |
| 1983 | 13 | 0 |
| 1984 | 6 | 0 |
| 1985 | 9 | 0 |
| 1986 | 18 | 0 |
| 1987 | 8 | 0 |
| 1988 | 10 | 0 |
| 1989 | 14 | 0 |
| 1990 | 13 | 0 |
| 1991 | 18 | 0 |
| 1992 | 13 | 0 |
| 1993 | 12 | 0 |
| 1994 | 17 | 0 |
| 1995 | 12 | 0 |
| 1996 | 12 | 0 |
| 1997 | 19 | 0 |
| 1998 | 24 | 0 |
| 1999 | 25 | 0 |
| 2000 | 37 | 0 |
| 2001 | 35 | 16 |
| 2002 | 64 | 68 |
| 2003 | 51 | 78 |
| 2004 | 56 | 71 |
| 2005 | 43 | 73 |
| 2006 | 49 | 84 |
| 2007 | 49 | 92 |
| 2008 | 52 | 99 |
| 2009 | 82 | 110 |
| 2010 | 74 | 134 |
| 2011 | 97 | 164 |
| 2012 | 89 | 136 |
| 2013 | 120 | 180 |
| 2014 | 145 | 188 |
| 2015 | 148 | 219 |
| 2016 | 156 | 193 |
| 2017 | 171 | 204 |
| 2018 | 175 | 278 |
| 2019 | 197 | 296 |
| 2020 | 220 | 281 |
| 2021 | 190 | 281 |
| 2022 | 233 | 237 |
| 2023 | 215 | 283 |
| 2024 | 188 | 178 |
| 2025 | 191 | 170 |
| 2026 | 133 | 117 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Photoacoustic sensor using micromachined ultrasonic transducers6 Oct 2026US 12,751,631 B2QUALCOMM Incorporated
- Lead-free piezoelectric ceramic composition and piezoelectric element6 Oct 2026US 12,753,122 B2Niterra Co., Ltd.
- System and method for a self-protecting separator for a battery6 Oct 2026US 12,756,070 B2GM Global Technology Operations LLC
- Piezoelectric element6 Oct 2026US 12,757,637 B2Seiko Epson Corporation
- Piezoelectric film, touch panel, and piezoelectric film manufacturing method6 Oct 2026US 12,757,638 B2Kureha Corporation
- Fluorine-free ferroelectric polymers8 Oct 2026US 2026/0308319 A1Case Western Reserve University
- Ultrasonic-wave irradiation unit8 Oct 2026US 2026/0314265 A1Honda Electronics Co., Ltd.
- Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus1 Oct 2026US 2026/0296010 A1Seiko Epson Corporation
- Piezoelectric device and liquid discharge head1 Oct 2026US 2026/0296012 A1Seiko Epson Corporation
- Magnetic Nanodevice and Fabrication Method1 Oct 2026US 2026/0302031 A1The Regents of the University of Colorado, a body corporate
Most cited
By later US patents
- Electroactive polymer devices1,577US 6,545,384 B1SRI International · 2003
- Method and apparatus for preparing integrated circuit thin films by chemical vapor deposition442US 6,110,531 ASymetrix Corporation · 2000
- Nanowires, nanostructures and devices fabricated therefrom394US 6,882,051 B2The Regents of the University of California · 2005
- Ink-jet recording head with piezoelectric device and method for manufacturing the same368US 6,142,615 ASeiko Epson Corporation · 2000
- Rolled electroactive polymers307US 6,891,317 B2SRI International · 2005