C30B 29/30
Niobates
Official title: Niobates; Vanadates; Tantalates
C30B29/30 (Niobates) appears on 282 US grants and 239 published applications in this corpus.
Search patents in C30B- Granted patents
- 282
- Published applications
- 239
- Assignees
- 170
- Inventors
- 631
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 10 |
| 2002 | 11 | 8 |
| 2003 | 18 | 11 |
| 2004 | 7 | 8 |
| 2005 | 6 | 11 |
| 2006 | 4 | 20 |
| 2007 | 8 | 13 |
| 2008 | 12 | 10 |
| 2009 | 12 | 12 |
| 2010 | 6 | 6 |
| 2011 | 3 | 6 |
| 2012 | 8 | 4 |
| 2013 | 8 | 10 |
| 2014 | 4 | 4 |
| 2015 | 5 | 10 |
| 2016 | 8 | 6 |
| 2017 | 4 | 5 |
| 2018 | 3 | 16 |
| 2019 | 9 | 13 |
| 2020 | 15 | 9 |
| 2021 | 9 | 10 |
| 2022 | 10 | 9 |
| 2023 | 10 | 11 |
| 2024 | 8 | 9 |
| 2025 | 8 | 6 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nanocomposite-seeded epitaxial growth of single-domain lithium niobate thin films for surface acoustic wave devices14 Jul 2026US 12,680,192 B2National Technology & Engineering Solutions of Sandia, LLC
- Piezoelectric film, piezoelectric stack, piezoelectric element, and method for producing piezoelectric stack23 Jun 2026US 12,666,875 B2Sumitomo Chemical Company, Limited
- Laminated structure and method for manufacturing laminated structure26 May 2026US 12,637,787 B2Shin-Etsu Chemical Co., Ltd.
- Layered solid state element comprising a ferroelectric layer and method for manufacturing the same19 May 2026US 12,635,416 B2Universite De Franche-Comte
- Method for transferring a layer3 Mar 2026US 12,568,763 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Heterostructures with scandate metal oxide and potassium tantalate layers21 May 2026US 2026/0139406 A1Wisconsin Alumni Research Foundation
- Homoepitaxial thin film, manufacturing method and manufacturing apparatus thereof1 Jan 2026US 2026/0002284 A1Shincron Co., Ltd.
- Crystal material, scintillator, and radiation detector6 Nov 2025US 2025/0341023 A1Tohoku University
- Crystal preparation devices and crystal preparation methods16 Oct 2025US 2025/0320624 A1Meishan Boya Advanced Materials Co., Ltd.
- Method for the production of a single-crystal film, in particular piezoelectric25 Sep 2025US 2025/0301910 A1Soitec
Most cited
By later US patents
- Slicing of single-crystal films using ion implantation291US 6,540,827 B1The Trustees of Columbia University in the City of New York · 2003
- Method of subliming material in CVD film preparation method57US 5,904,771 ADowa Mining Co., Ltd. · 1999
- Chemical vapor deposition of metal oxide films53US 5,266,355 AEastman Kodak Company · 1993
- Oriented niobate ferroelectric thin films for electrical and optical devices and method of making such films51US 5,753,300 ANorthwestern University · 1998
- Laser with high quality, stable output beam, and long life high conversion efficiency non-linear crystal51US 8,873,596 B2KLA-Tencor Corporation · 2014