C04B 2237/562
Made of alumina or aluminates
Official title: made of alumina or aluminates
C04B2237/562 (Made of alumina or aluminates) appears on 53 US grants and 68 published applications in this corpus.
Search patents in C04B- Granted patents
- 53
- Published applications
- 68
- Assignees
- 37
- Inventors
- 144
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 5 |
| 2003 | 3 | 5 |
| 2004 | 2 | 6 |
| 2005 | 2 | 4 |
| 2006 | 2 | 1 |
| 2007 | 2 | 7 |
| 2008 | 2 | 1 |
| 2009 | 2 | 7 |
| 2010 | 3 | 6 |
| 2011 | 4 | 5 |
| 2012 | 5 | 2 |
| 2013 | 3 | 2 |
| 2014 | 0 | 3 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 2 |
| 2022 | 0 | 2 |
| 2023 | 1 | 0 |
| 2024 | 2 | 2 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Processes and materials for casting and sintering green garnet thin films25 Nov 2025US 12,479,771 B2QuantumScape Battery, Inc.
- Substrate and method for producing the substrate14 Oct 2025US 12,441,088 B2TDK Electronics Co., Ltd.
- Processes and materials for casting and sintering green garnet thin films10 Sep 2024US 12,084,387 B2QuantumScape Battery, Inc.
- Substrate and method for producing the substrate16 Apr 2024US 11,958,271 B2TDK Electronics Co., Ltd.
- Method for manufacturing large ceramic co-fired articles13 Jun 2023US 11,673,842 B2Morgan Advanced Ceramics, Inc.
- Substrate and method for producing the substrate15 Jan 2026US 2026/0014780 A1TDK Electronics Co., Ltd.
- Processes and materials for casting and sintering green garnet thin films5 Jun 2025US 2025/0178968 A1QuantumScape Battery, Inc.
- Processes and materials for casting and sintering green garnet thin films17 Oct 2024US 2024/0343652 A1QuantumScape Battery, Inc.
- Substrate and method for producing the substrate16 May 2024US 2024/0157683 A1TDK Electronics Co., Ltd.
- Processes and materials for casting and sintering green garnet thin films11 Aug 2022US 2022/0250988 A1QuantumScape Battery, Inc.
Most cited
By later US patents
- Method for joining ceramic shapes128US 5,139,594 AThe United States of America as represented by the United States Department of Energy · 1992
- Method for reducing shrinkage during firing of ceramic bodies67US 5,254,191 AE. I. Du Pont de Nemours and Company · 1993
- Method for reducing shrinkage during firing of ceramic bodies36US 5,474,741 AE. I. Du Pont de Nemours and Company · 1995
- Green ceramic composite and method for making such composite32US 5,387,474 AE. I. Du Pont de Nemours and Company · 1995
- Method for reducing shrinkage during sintering low-temperature-cofired ceramics31US 7,381,283 B2Yageo Corporation · 2008