C04B 2235/788
Aspect ratio of the grains
C04B2235/788 (Aspect ratio of the grains) appears on 122 US grants and 157 published applications in this corpus.
Search patents in C04B- Granted patents
- 122
- Published applications
- 157
- Assignees
- 83
- Inventors
- 351
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 3 |
| 2004 | 0 | 2 |
| 2005 | 1 | 4 |
| 2006 | 3 | 1 |
| 2007 | 1 | 2 |
| 2008 | 2 | 5 |
| 2009 | 0 | 10 |
| 2010 | 3 | 6 |
| 2011 | 8 | 8 |
| 2012 | 4 | 12 |
| 2013 | 7 | 6 |
| 2014 | 6 | 6 |
| 2015 | 6 | 12 |
| 2016 | 12 | 5 |
| 2017 | 5 | 10 |
| 2018 | 5 | 10 |
| 2019 | 9 | 5 |
| 2020 | 8 | 11 |
| 2021 | 9 | 9 |
| 2022 | 8 | 3 |
| 2023 | 6 | 9 |
| 2024 | 3 | 11 |
| 2025 | 3 | 1 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vapor-mediated synthesis of silicon carbide matrices for ceramic matrix composites by reactive melt infiltration17 Mar 2026US 12,577,172 B2The Regents of the University of California
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- Superconducting wire material, superconducting coil, superconducting magnet, superconducting motor, superconducting generator, superconducting aircraft, and superconducting device19 Aug 2025US 12,394,541 B2Kabushiki Kaisha Toshiba
- Cutting tool15 Jul 2025US 12,358,843 B2Ntk Cutting Tools Co., Ltd.
- Refractory material, method for producing same, and use thereof23 Jul 2026US 2026/0209125 A1
- Silicon nitride sintered body and wear-resistant member using same4 Jun 2026US 2026/0152442 A1Niterra Materials Co., Ltd.
- Sintered body8 Jan 2026US 2026/0008101 A1Tosoh Corporation
- Silicon nitride sintered body, wear-resistant member using the same, and method for producing silicon nitride sintered body12 Jun 2025US 2025/0187987 A1Kabushiki Kaisha Toshiba
- Silicon nitride sintered body, machine part, and bearing26 Dec 2024US 2024/0425419 A1Ntn Corporation
Most cited
By later US patents
- Alumina/zirconia ceramics and method of producing the same37US 7,148,167 B2KYOCERA Corporation · 2006
- Translucent polycrystalline ceramic and method for making same36US 6,417,127 B1Ngk Spark Plug Co., Ltd. · 2002
- Electric field activation of shape memory ceramics28US 9,548,678 B2Massachusetts Institute of Technology · 2017
- Ceramics with high toughness, strength and hardness22US 5,002,911 ACerametec, Inc. · 1991
- Sintered alumina-based ceramics and process for producing same15US 6,383,963 B1Ngk Spark Plug Co., Ltd. · 2002