C04B 2237/066
Based on rare earth oxides
Official title: based on rare earth oxides
C04B2237/066 (Based on rare earth oxides) appears on 68 US grants and 61 published applications in this corpus.
Search patents in C04B- Granted patents
- 68
- Published applications
- 61
- Assignees
- 54
- Inventors
- 216
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 6 |
| 2003 | 5 | 4 |
| 2004 | 3 | 3 |
| 2005 | 3 | 2 |
| 2006 | 2 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 3 | 3 |
| 2011 | 0 | 2 |
| 2012 | 0 | 4 |
| 2013 | 1 | 3 |
| 2014 | 2 | 2 |
| 2015 | 5 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 6 |
| 2018 | 1 | 0 |
| 2019 | 4 | 5 |
| 2020 | 1 | 3 |
| 2021 | 2 | 1 |
| 2022 | 0 | 2 |
| 2023 | 3 | 3 |
| 2024 | 2 | 1 |
| 2025 | 3 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Plasma-resistant member20 May 2025US 12,304,875 B2Toto Ltd.
- Ceramic heater and method of manufacturing the same1 Apr 2025US 12,267,919 B2NGK Insulators, Ltd.
- AlN joined body28 Jan 2025US 12,208,595 B2NGK Insulators, Ltd.
- Contact joule heating for sintering high temperature coatings27 Aug 2024US 12,071,383 B2Honeywell International Inc.
- Electrochemical energy storage devices20 Feb 2024US 11,909,004 B2Ambri Inc.
- Composite substrate and device6 Aug 2026US 2026/0226657 A1NGK Insulators, Ltd.
- Fabrication of doped transparent polycrystalline ceramic materials21 May 2026US 2026/0138927 A1Corning Incorporated
- Ceramic joined body, electrostatic chuck device, and method for manufacturing ceramic joined body27 Nov 2025US 2025/0364229 A1Sumitomo Osaka Cement Co., Ltd.
- Aluminum Nitride Assemblage12 Dec 2024US 2024/0413000 A1Morgan Advanced Ceramics, Inc.
- Electrochemical energy storage devices7 Sep 2023US 2023/0282891 A1Ambri Inc.
Most cited
By later US patents
- Glass-ceramic coatings and sealing arrangements and their use in fuel cells73US 6,656,625 B1Alstom UK Limited · 2003
- Superconductive articles including cerium oxide layer34US 5,262,394 AThe United States of America as represented by the United States Department of Energy · 1993
- Method of preparing refractory silicon carbide composites and coatings31US 5,079,195 AMassachusetts Institute of Technology · 1992
- Composite body for gas discharge lamp30US 4,501,799 AU. S. Philips Corporation · 1985
- Composite ceramic articles and method of making29US 3,993,844 AGTE Sylvania Incorporated · 1976