C04B 2235/667
Sintering using wave energy
Official title: Sintering using wave energy, e.g. microwave sintering
C04B2235/667 (Sintering using wave energy) appears on 179 US grants and 179 published applications in this corpus.
Search patents in C04B- Granted patents
- 179
- Published applications
- 179
- Assignees
- 158
- Inventors
- 492
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 6 |
| 2003 | 4 | 7 |
| 2004 | 6 | 6 |
| 2005 | 1 | 2 |
| 2006 | 4 | 1 |
| 2007 | 3 | 6 |
| 2008 | 1 | 3 |
| 2009 | 0 | 6 |
| 2010 | 3 | 3 |
| 2011 | 3 | 6 |
| 2012 | 2 | 5 |
| 2013 | 1 | 4 |
| 2014 | 4 | 8 |
| 2015 | 3 | 3 |
| 2016 | 4 | 10 |
| 2017 | 8 | 11 |
| 2018 | 6 | 15 |
| 2019 | 11 | 10 |
| 2020 | 6 | 13 |
| 2021 | 7 | 11 |
| 2022 | 11 | 16 |
| 2023 | 14 | 7 |
| 2024 | 13 | 10 |
| 2025 | 6 | 8 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ceramic matrix composite and method for manufacturing same12 May 2026US 12,623,973 B2Ihi Aerospace Co., Ltd.
- Method for coating at least one fiber with a boron nitride interphase6 Jan 2026US 12,515,996 B2Centre National De La Recherche Scientifique
- Zirconia sintered body and production method for the same16 Dec 2025US 12,497,333 B2KCM Corporation
- System for constructing building material from lunar soil and associated method12 Aug 2025US 12,384,730 B2University of Central Florida Research Foundation, Inc.
- Process for producing microcrystalline alpha-alumina by microwave calcination24 Jun 2025US 12,338,180 B2Henan Changxing Industry Co,Ltd.
- Method for coating reinforced fiber4 Jun 2026US 2026/0152444 A1IHI Corporation
- Zirconia sintered body and method for producing same5 Mar 2026US 2026/0062354 A1KCM Corporation
- Microwave sintering method of clay-carbon materials in anti-oxidative atmosphere18 Dec 2025US 2025/0382231 A1Thrasos 3D Corp
- Additive manufacturing and post-treatment of inorganic materials13 Nov 2025US 2025/0346741 A1
- Method and device for producing ceramics and ceramic product23 Oct 2025US 2025/0326693 A1Technische Universität Darmstadt
Most cited
By later US patents
- Dental restorations using nanocrystalline materials and methods of manufacture123US 7,655,586 B1Pentron Ceramics, Inc. · 2010
- Phonon generation in bulk material for manufacturing120US 10,065,367 B2Chevron Phillips Chemical Company LP · 2018
- Microwave technique for brazing materials111US 6,054,693 ACalifornia Institute of Technology · 2000
- Sheet material with coating69US 5,740,941 A1998
- Elements faced with superhard material60US 5,669,271 ACamco Drilling Group Limited of Hycalog · 1997