C23C 28/34
Including at least one inorganic non-metallic material layer
Official title: {including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates}
C23C28/34 (Including at least one inorganic non-metallic material layer) appears on 2,060 US grants and 2,823 published applications in this corpus.
Search patents in C23C- Granted patents
- 2,060
- Published applications
- 2,823
- Assignees
- 1,006
- Inventors
- 5,654
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 0 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 18 | 0 |
| 1997 | 21 | 0 |
| 1998 | 19 | 0 |
| 1999 | 43 | 0 |
| 2000 | 36 | 0 |
| 2001 | 71 | 18 |
| 2002 | 43 | 27 |
| 2003 | 65 | 96 |
| 2004 | 47 | 61 |
| 2005 | 44 | 106 |
| 2006 | 41 | 110 |
| 2007 | 58 | 98 |
| 2008 | 48 | 122 |
| 2009 | 49 | 123 |
| 2010 | 63 | 143 |
| 2011 | 76 | 78 |
| 2012 | 52 | 100 |
| 2013 | 63 | 118 |
| 2014 | 58 | 111 |
| 2015 | 66 | 110 |
| 2016 | 56 | 129 |
| 2017 | 95 | 138 |
| 2018 | 83 | 126 |
| 2019 | 113 | 138 |
| 2020 | 94 | 146 |
| 2021 | 97 | 141 |
| 2022 | 102 | 136 |
| 2023 | 103 | 145 |
| 2024 | 110 | 126 |
| 2025 | 133 | 104 |
| 2026 | 53 | 73 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Surface-coated cutting tool29 Sep 2026US 12,746,604 B2Mitsubishi Materials Corporation
- Double-layer brake disc in nickel-free steel and manufacturing method8 Sep 2026US 12,729,730 B2Brembo S.p.A.
- Hydraulic devices including coated surfaces25 Aug 2026US 12,716,119 B2Maxterial, Inc.
- Inlaid timepiece component and method for manufacturing the same18 Aug 2026US 12,710,728 B2Comadur SA
- Ceramic material, powder and layer system11 Aug 2026US 12,703,665 B2Siemens Energy Global GmbH & Co. KG
- Hydrophilic antimicrobial diamond coating8 Oct 2026US 2026/0308049 A1United States Department of Energy
- Method of manufacture of porous coated metallic substrate assemblies8 Oct 2026US 2026/0308769 A1Mott Corporation
- Method of coating a razor blade24 Sep 2026US 2026/0284913 A1The Gillette Company
- Oxidation and SRZ Resistant Coatings on Nickel Superalloys17 Sep 2026US 2026/0275460 A1Pratt & Whitney Canada Corp.
- Eyewear with antibacterial coating17 Sep 2026US 2026/0275530 A1Zenni Optical, Inc.
Most cited
By later US patents
- Semiconductor fabrication apparatus and fabrication method thereof530US 6,503,562 B1APPLIED Materials.Inc. · 2003
- Thermal transfer coating486US 7,695,808 B23M Innovative Properties Company · 2010
- Low contamination components for semiconductor processing apparatus and methods for making components368US 8,318,327 B2Lam Research Corporation · 2012
- Spray processing of porous medical devices161US 7,163,715 B1Advanced Cardiovascular Systems, Inc. · 2007
- Composite synthetic materials149US 4,960,643 A1990