C04B 2235/79
Non-stoichiometric products
Official title: Non-stoichiometric products, e.g. perovskites (ABO3) with an A/B-ratio other than 1
C04B2235/79 (Non-stoichiometric products) appears on 585 US grants and 647 published applications in this corpus.
Search patents in C04B- Granted patents
- 585
- Published applications
- 647
- Assignees
- 261
- Inventors
- 1,378
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 7 | 0 |
| 2001 | 1 | 2 |
| 2002 | 6 | 15 |
| 2003 | 19 | 19 |
| 2004 | 18 | 34 |
| 2005 | 10 | 15 |
| 2006 | 13 | 35 |
| 2007 | 20 | 30 |
| 2008 | 22 | 36 |
| 2009 | 28 | 41 |
| 2010 | 36 | 52 |
| 2011 | 33 | 37 |
| 2012 | 35 | 30 |
| 2013 | 35 | 28 |
| 2014 | 19 | 36 |
| 2015 | 37 | 25 |
| 2016 | 24 | 30 |
| 2017 | 29 | 27 |
| 2018 | 23 | 17 |
| 2019 | 24 | 22 |
| 2020 | 13 | 33 |
| 2021 | 25 | 22 |
| 2022 | 16 | 18 |
| 2023 | 21 | 16 |
| 2024 | 15 | 16 |
| 2025 | 9 | 7 |
| 2026 | 10 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dielectric ceramic composition and multilayer ceramic electronic device22 Sep 2026US 12,741,911 B2Taiyo Yuden Co., Ltd.
- Mixed garnet oxide scintillators and corresponding systems and methods9 Jun 2026US 12,650,526 B2Radiation Monitoring Devices, Inc.
- Method for producing lithium transition metal complex oxide19 May 2026US 12,633,533 B2Panasonic Intellectual Property Management Co., Ltd.
- Multilayered capacitor14 Apr 2026US 12,603,226 B2Samsung Electro-Mechanics Co., Ltd.
- Dielectric composition, electronic device, and multilayer electronic device10 Mar 2026US 12,573,554 B2TDK Corporation
- Dielectric ceramic composition and laminated ceramic electronic component13 Aug 2026US 2026/0237562 A1Taiyo Yuden Co., Ltd.
- Cubic boron nitride sintered body, coated cubic boron nitride sintered body, and tool having same2 Jul 2026US 2026/0184642 A1Tungaloy Corporation
- Piezoelectric ceramic and piezoelectric element4 Jun 2026US 2026/0157114 A1KYOCERA Corporation
- Dielectric powder composition for multi-layered ceramic capacitor and manufacturing method thereof26 Feb 2026US 2026/0058060 A1Samhwa Capacitor Co., Ltd.
- Method for manufacturing perovskite-type single crystal, perovskite-type single crystal, piezoelectric element, ultrasonic motor, optical device, vibration device, dust removal device, imaging device, ultrasonic probe, ultrasonic diagnosis apparatus, ultrasonic diagnosis system and electronic device23 Oct 2025US 2025/0327207 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Materials and products using nanostructured non-stoichiometric substances226US 6,344,271 B12002
- Nanotechnology for biomedical products224US 6,572,672 B2NanoProducts Corporation · 2003
- Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides120US 6,416,730 B1Cabot Corporation · 2002
- Electrode material, electrode and electrochemical cell107US 4,422,917 AIMI Marston Limited · 1983
- Methods to make capacitors containing a partially reduced niobium metal oxide104US 6,592,740 B2Cabot Corporation · 2003