C04B 2235/3255
Niobates or tantalates
Official title: Niobates or tantalates, e.g. silver niobate
C04B2235/3255 (Niobates or tantalates) appears on 281 US grants and 353 published applications in this corpus.
Search patents in C04B- Granted patents
- 281
- Published applications
- 353
- Assignees
- 159
- Inventors
- 728
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 7 |
| 2003 | 2 | 4 |
| 2004 | 5 | 8 |
| 2005 | 5 | 7 |
| 2006 | 2 | 12 |
| 2007 | 5 | 10 |
| 2008 | 6 | 8 |
| 2009 | 9 | 20 |
| 2010 | 12 | 12 |
| 2011 | 10 | 12 |
| 2012 | 9 | 16 |
| 2013 | 12 | 16 |
| 2014 | 16 | 10 |
| 2015 | 13 | 28 |
| 2016 | 16 | 18 |
| 2017 | 23 | 34 |
| 2018 | 18 | 16 |
| 2019 | 24 | 19 |
| 2020 | 15 | 16 |
| 2021 | 13 | 14 |
| 2022 | 12 | 20 |
| 2023 | 18 | 16 |
| 2024 | 16 | 14 |
| 2025 | 5 | 10 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lead-free piezoelectric ceramic composition and piezoelectric element6 Oct 2026US 12,753,122 B2Niterra Co., Ltd.
- Dielectric material and device and memory device comprising the same6 Oct 2026US 12,757,417 B2Samsung Electronics Co., Ltd.
- Dielectric composition and electronic device12 May 2026US 12,626,862 B2TDK Corporation
- Electroceramic composite material and method of manufacturing it21 Apr 2026US 12,606,488 B2Oulun Yliopisto
- Doped titanium niobate and battery24 Feb 2026US 12,559,430 B2Industrial Technology Research Institute
- Dielectric ceramic, method of preparing the same, and multilayer ceramic capacitor including the same8 Oct 2026US 2026/0311933 A1Samsung Electro-Mechanics Co., Ltd.
- Dielectric composition, dielectric element, and laminated electronic component6 Aug 2026US 2026/0225959 A1Niterra Co., Ltd.
- Formulation for the preparation of optical metal oxide layers23 Jul 2026US 2026/0209123 A1B. G. Negev Technologies and Applications Ltd.
- Dielectric composition, dielectric element, and laminated electronic component23 Jul 2026US 2026/0209124 A1Niterra Co., Ltd.
- Sputtering target material and sputtering target21 May 2026US 2026/0139361 A1Sumitomo Chemical Company, Limited
Most cited
By later US patents
- Plasma-resistant ceramics with controlled electrical resistivity71US 8,367,227 B2APPLIED Materials.Inc. · 2013
- Garnet materials for Li secondary batteries and methods of making and using garnet materials51US 10,103,405 B2QuantumScape Corporation · 2018
- Thin piezoelectric film element, process for the preparation thereof and ink jet recording head using thin piezoelectric film element42US 6,097,133 ASeiko Epson Corporation · 2000
- Method for fabrication of lead-based perovskite materials40US 6,620,752 B2The Penn State Research Foundation · 2003
- Garnet materials for Li secondary batteries and methods of making and using garnet materials37US 10,008,742 B2QuantumScape Corporation · 2018