C04B 2235/661
Multi-step sintering
C04B2235/661 (Multi-step sintering) appears on 1,336 US grants and 1,689 published applications in this corpus.
Search patents in C04B- Granted patents
- 1,336
- Published applications
- 1,689
- Assignees
- 680
- Inventors
- 3,422
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 9 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 12 | 0 |
| 2000 | 10 | 0 |
| 2001 | 6 | 6 |
| 2002 | 12 | 12 |
| 2003 | 20 | 26 |
| 2004 | 18 | 35 |
| 2005 | 12 | 53 |
| 2006 | 39 | 67 |
| 2007 | 27 | 63 |
| 2008 | 35 | 57 |
| 2009 | 48 | 77 |
| 2010 | 36 | 69 |
| 2011 | 45 | 76 |
| 2012 | 55 | 58 |
| 2013 | 51 | 64 |
| 2014 | 47 | 47 |
| 2015 | 59 | 82 |
| 2016 | 61 | 74 |
| 2017 | 61 | 69 |
| 2018 | 65 | 72 |
| 2019 | 60 | 99 |
| 2020 | 60 | 83 |
| 2021 | 79 | 89 |
| 2022 | 69 | 98 |
| 2023 | 78 | 94 |
| 2024 | 64 | 101 |
| 2025 | 72 | 85 |
| 2026 | 53 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- M-type hexaferrite comprising a low dielectric loss ceramic29 Sep 2026US 12,749,604 B2Rogers Corporation
- System and method for forming a ceramic sandwich-structured composite component22 Sep 2026US 12,741,914 B2General Electric Company
- Biochar for stable solidification of heavy metals8 Sep 2026US 12,729,162 B2Chinese Research Academy of Environmental Sciences
- Zirconia pre-sintered body18 Aug 2026US 12,709,578 B2Kuraray Noritake Dental Inc.
- Method of manufacturing crown for dental implant and crown thereby4 Aug 2026US 12,697,194 B2
- A cutting element and methods of making same24 Sep 2026US 2026/0286782 A1Element Six (UK) Limited
- Negative electrode material for secondary battery, and preparation method thereof27 Aug 2026US 2026/0253879 A1Oci Company Ltd.
- Zirconia composite sintered body and method for producing same20 Aug 2026US 2026/0242293 A1Kuraray Noritake Dental Inc.
- Processing apparatuses and methods of using13 Aug 2026US 2026/0233495 A1QuantumScape Battery, Inc.
- Lithium lanthanum zirconium oxide-based ceramic, method for producing same, and all-solid-state lithium secondary battery including same13 Aug 2026US 2026/0234063 A1Dankook University Cheonan Campus Industry Academic Cooperation Foundation
Most cited
By later US patents
- Composite abrasive compact having high thermal stability403US 5,127,923 AUS Synthetic Corporation · 1992
- Luminescent ceramic for a light emitting device173US 7,361,938 B2Philips Lumileds Lighting Company, LLC · 2008
- Endoprosthesis component77US 8,241,361 B2Deru GmbH · 2012
- Use of ceramics in dental and orthodontic applications67US 6,984,261 B23M Innovative Properties Company · 2006
- Light emissive ceramic laminate and method of making same65US 8,283,843 B2Nitto Denko Corporation · 2012