C04B 35/645
Pressure sintering
C04B35/645 (Pressure sintering) appears on 2,718 US grants and 2,508 published applications in this corpus.
Search patents in C04B- Granted patents
- 2,718
- Published applications
- 2,508
- Assignees
- 1,074
- Inventors
- 5,494
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 12 | 0 |
| 1978 | 15 | 0 |
| 1979 | 15 | 0 |
| 1980 | 16 | 0 |
| 1981 | 21 | 0 |
| 1982 | 13 | 0 |
| 1983 | 13 | 0 |
| 1984 | 18 | 0 |
| 1985 | 41 | 0 |
| 1986 | 23 | 0 |
| 1987 | 35 | 0 |
| 1988 | 50 | 0 |
| 1989 | 47 | 0 |
| 1990 | 63 | 0 |
| 1991 | 70 | 0 |
| 1992 | 89 | 0 |
| 1993 | 60 | 0 |
| 1994 | 43 | 0 |
| 1995 | 43 | 0 |
| 1996 | 37 | 0 |
| 1997 | 42 | 0 |
| 1998 | 25 | 0 |
| 1999 | 45 | 0 |
| 2000 | 29 | 0 |
| 2001 | 34 | 9 |
| 2002 | 28 | 31 |
| 2003 | 36 | 54 |
| 2004 | 30 | 64 |
| 2005 | 32 | 71 |
| 2006 | 33 | 75 |
| 2007 | 42 | 85 |
| 2008 | 51 | 73 |
| 2009 | 50 | 95 |
| 2010 | 52 | 118 |
| 2011 | 62 | 91 |
| 2012 | 70 | 127 |
| 2013 | 74 | 133 |
| 2014 | 103 | 124 |
| 2015 | 103 | 111 |
| 2016 | 109 | 103 |
| 2017 | 109 | 140 |
| 2018 | 89 | 121 |
| 2019 | 111 | 135 |
| 2020 | 95 | 119 |
| 2021 | 104 | 127 |
| 2022 | 96 | 127 |
| 2023 | 88 | 134 |
| 2024 | 91 | 116 |
| 2025 | 90 | 73 |
| 2026 | 60 | 52 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ceramic material of ceramic electrode for tumor treating fields and preparation method thereof15 Sep 2026US 12,735,361 B2Hebei Puni Medical Technology Co., Ltd
- Methods of making nanopowders, nanoceramic materials and nanoceramic components15 Sep 2026US 12,735,363 B2APPLIED Materials.Inc.
- Production of aerogel thermal insulation sheet by central injection approach15 Sep 2026US 12,735,364 B1Taiwan Aerogel Technology Material Co., Ltd.
- Ceramic article, semiconductor apparatus for manufacturing a semiconductor structure and method of manufacturing a ceramic article25 Aug 2026US 12,715,816 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Zirconia-based antibacterial denture material and preparation method thereof4 Aug 2026US 12,697,286 B2Shenzhen Yurucheng Dental Materials Co., Ltd.
- Ceramic speaker and manufacturing method therefor24 Sep 2026US 2026/0285766 A1Amosense Co., Ltd.
- A cutting element and methods of making same24 Sep 2026US 2026/0286782 A1Element Six (UK) Limited
- Expanded clay aggregate and method of preparing the same10 Sep 2026US 2026/0265134 A1Wuhan University of Technology
- Ceramic sintered compact, wear-resistant member, and method of manufacturing ceramic sintered compact10 Sep 2026US 2026/0265151 A1Niterra Materials Co., Ltd.
- Colourable translucent white ceramic compound based on a frit comprising calcium and sodium27 Aug 2026US 2026/0250203 A1TheSize Surfaces, S.L.
Most cited
By later US patents
- Composite abrasive compact having high thermal stability403US 5,127,923 AUS Synthetic Corporation · 1992
- Compact of boron-doped diamond and method for making same385US 4,268,276 AGeneral Electric Company · 1981
- Polycrystalline diamond cutters with working surfaces having varied wear resistance while maintaining impact strength334US 6,601,662 B2Grant Prideco, L.P. · 2003
- Cutting element having composite formed of cemented carbide substrate and diamond layer and method of making same258US 4,784,023 ADiamant Boart-Stratabit (USA) Inc. · 1988
- Nanocrystalline apatites and composites, prostheses incorporating them, and method for their production242US 6,013,591 AMassachusetts Institute of Technology · 2000