C04B 2235/725
Metal content
C04B2235/725 (Metal content) appears on 144 US grants and 212 published applications in this corpus.
Search patents in C04B- Granted patents
- 144
- Published applications
- 212
- Assignees
- 129
- Inventors
- 532
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 6 |
| 2005 | 3 | 2 |
| 2006 | 6 | 4 |
| 2007 | 0 | 2 |
| 2008 | 1 | 3 |
| 2009 | 1 | 10 |
| 2010 | 3 | 8 |
| 2011 | 4 | 10 |
| 2012 | 5 | 3 |
| 2013 | 5 | 14 |
| 2014 | 9 | 16 |
| 2015 | 10 | 15 |
| 2016 | 9 | 7 |
| 2017 | 7 | 8 |
| 2018 | 8 | 16 |
| 2019 | 7 | 13 |
| 2020 | 12 | 16 |
| 2021 | 8 | 8 |
| 2022 | 10 | 12 |
| 2023 | 8 | 14 |
| 2024 | 12 | 12 |
| 2025 | 4 | 7 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Batch for the production of a coarse ceramic refractory basic product, such product and method for its production, lining of an industrial furnace and industrial furnace25 Aug 2026US 12,715,815 B2Refratechnik Holding GmbH
- High-zirconia electro-fused cast refractory material25 Aug 2026US 12,715,817 B2Saint-Gobain TM K.K.
- Composite polycrystal and tool with composite polycrystal28 Jul 2026US 12,692,200 B2Sumitomo Electric Hardmetal Corp.
- Ceramic sintered body and plasma-generating electrode9 Dec 2025US 12,492,149 B2Niterra Co., Ltd.
- Lamination member and glass composition9 Sep 2025US 12,410,105 B2AGC Inc.
- Silicon nitride sintered body, silicon nitride substrate, silicon nitride circuit board, and semiconductor device16 Jul 2026US 2026/0200804 A1Niterra Materials Co., Ltd.
- Synthesis of diamond-boron carbide (b4c) ceramic materials30 Apr 2026US 2026/0116828 A1Diamond Innovations, Inc.
- Garnet compound, oxide sintered compact, oxide semiconductor thin film, thin film transistor, electronic device and image sensor24 Jul 2025US 2025/0236560 A1Idemitsu Kosan Co., Ltd.
- Ceramic sintered body and plasma-generating electrode17 Jul 2025US 2025/0230102 A1Niterra Co., Ltd.
- Gallium nitride sintered body and method for producing same26 Jun 2025US 2025/0206673 A1Tosoh Corporation
Most cited
By later US patents
- Thermal spray spherical particles, and sprayed components57US 6,916,534 B2Shin-Etsu Chemical Co., Ltd. · 2005
- Diamond coated WC and WC-based composites with high apparent toughness51US 5,952,102 ACeramatec, Inc. · 1999
- Oxide magnetic material, ferrite particle, sintered magnet, bonded magnet, magnetic recording medium and motor50US 6,139,766 ATDK Corporation · 2000
- Porous ceramics and method of preparing the same as well as microstrip substrate42US 6,800,360 B2Sumitomo Electric Industries, Ltd. · 2004
- Sputtering target, method for forming amorphous oxide thin film using the same, and method for manufacturing thin film transistor31US 8,455,371 B2Idemitsu Kosan Co., Ltd. · 2013