G01N 33/388
Ceramics
Official title: {Ceramics}
G01N33/388 (Ceramics) appears on 107 US grants and 49 published applications in this corpus.
Search patents in G01N- Granted patents
- 107
- Published applications
- 49
- Assignees
- 89
- Inventors
- 272
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 8 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 2 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 3 |
| 2015 | 2 | 5 |
| 2016 | 3 | 2 |
| 2017 | 3 | 5 |
| 2018 | 3 | 1 |
| 2019 | 4 | 7 |
| 2020 | 3 | 1 |
| 2021 | 4 | 1 |
| 2022 | 2 | 2 |
| 2023 | 2 | 3 |
| 2024 | 3 | 4 |
| 2025 | 1 | 3 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for measuring the thickness of refractories19 May 2026US 12,631,447 B2Saint-Gobain do Brasil Produtos Industriais e Para Construção Ltda.
- Evaluation method for silicon carbide substrates10 Mar 2026US 12,575,380 B2Kwansei Gakuin Educational Foundation
- Method for the quantitative determination of Al4C3 and apparatus for carrying out the method2 Sep 2025US 12,405,263 B2Refractory Intellectual Property GmbH & Co.KG
- Method for calculating gaseous diffusion and oxidation evolution of ceramic matrix composite (CMC) structure13 Aug 2024US 12,060,300 B2Nanjing University of Aeronautics and Astronautics
- Quantification of surface acidity on a low surface area material14 May 2024US 11,982,604 B2Saint-Gobain Ceramics & Plastics, Inc.
- Method and system for checking and evaluation of activation of porous materials30 Jul 2026US 2026/0219232 A1SK Embio Diagnostics Limited
- Residual stress measurement method and system for ceramic materials23 Oct 2025US 2025/0327790 A1Centre of Excellence for Advanced Materials
- Apparatus and method for predicting quality of slurry21 Aug 2025US 2025/0266134 A1Electronics and Telecommunications Research Institute
- Method for quantifying carbon in carbides13 Feb 2025US 2025/0052672 A1Jfe Steel Corporation
- Method for measuring state of substance and device for measuring state of substance19 Sep 2024US 2024/0310299 A1National University Corporation Chiba University
Most cited
By later US patents
- Method and an apparatus for sorting solids45US 5,209,355 A1993
- Engine exhaust system with sequential loading of multiple filters25US 5,024,054 ADonaldson Company, Inc. · 1991
- Process for the preparation of thick-walled ceramic products24US 5,911,941 ANucon Systems · 1999
- Axial loading material testing23US 4,721,000 AInstron Corporation · 1988
- Test specimen holder23US 5,945,607 AMTS Systems Corporation · 1999