C04B 35/472
Based on lead titanates
Official title: based on lead titanates
C04B35/472 (Based on lead titanates) appears on 110 US grants and 79 published applications in this corpus.
Search patents in C04B- Granted patents
- 110
- Published applications
- 79
- Assignees
- 85
- Inventors
- 311
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 5 | 2 |
| 2003 | 2 | 4 |
| 2004 | 5 | 6 |
| 2005 | 1 | 2 |
| 2006 | 4 | 5 |
| 2007 | 4 | 1 |
| 2008 | 1 | 4 |
| 2009 | 1 | 7 |
| 2010 | 1 | 7 |
| 2011 | 8 | 2 |
| 2012 | 2 | 4 |
| 2013 | 2 | 3 |
| 2014 | 6 | 4 |
| 2015 | 2 | 2 |
| 2016 | 1 | 5 |
| 2017 | 1 | 4 |
| 2018 | 4 | 2 |
| 2019 | 2 | 0 |
| 2020 | 2 | 3 |
| 2021 | 1 | 1 |
| 2022 | 2 | 2 |
| 2023 | 2 | 2 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Piezoelectric single crystal-polycrystalline ceramic composite, preparation method therefor, and piezoelectric and dielectric application components using same21 Apr 2026US 12,610,746 B2Ceracomp Co., Ltd.
- Additive manufacturing powders with improved physical characteristics, method of manufacture and use thereof13 Jan 2026US 12,521,789 B2Tekna Plasma Systems Inc.
- Two-dimensional perovskite material, dielectric material and multi-layered capacitor including the same21 Nov 2023US 11,823,838 B2Samsung Electronics Co., Ltd.
- Processes for preparing porous ceramics for acoustic transducers5 Sep 2023US 11,746,062 B2Airmar Technology Corporation
- Transparent phase change actuator30 Aug 2022US 11,428,964 B2Meta Platforms Technologies, LLC
- Composition for ceramic speaker, ceramic speaker manufacturing method using same, and ceramic speaker using same10 Sep 2026US 2026/0271622 A1Amosense Co., Ltd.
- Additive manufacturing powders with improved physical characteristics, method of manufacture and use thereof13 Aug 2026US 2026/0233302 A1Tekna Plasma Systems Inc.
- Piezoelectric material with perovskite structure for high operating temperatures and its manufacturing process4 Dec 2025US 2025/0368532 A1PI Ceramic GmbH
- Ptc semiconductor ceramic composition, method for producing the semiconductor ceramic and heating device and use16 Jan 2025US 2025/0022637 A1Mahle International GmbH
- Piezoelectric powder particulates for additive manufacturing and methods associated therewith3 Oct 2024US 2024/0326292 A1Xerox Corporation
Most cited
By later US patents
- Continuous process for production of ceramic powders with controlled morphology64US 5,453,262 ABattelle Memorial Institute · 1995
- Process for producing sub-micron ceramic powders of perovskite compounds with controlled stoichiometry and particle size49US 5,112,433 ABattelle Memorial Institute · 1992
- Thin film dielectric composite materials32US 6,444,336 B1The Regents of the University of California · 2002
- Ceramic dielectric compositions and method for improving sinterability26US 5,011,804 AE. I. Du Pont de Nemours and Company · 1991
- Detector material for uncooled thermal imaging devices25US 5,079,200 AThe United States of America as represented by the Secretary of the Army · 1992