C23C 28/044
Coatings specially adapted for cutting tools or wear applications
Official title: {coatings specially adapted for cutting tools or wear applications}
C23C28/044 (Coatings specially adapted for cutting tools or wear applications) appears on 926 US grants and 1,071 published applications in this corpus.
Search patents in C23C- Granted patents
- 926
- Published applications
- 1,071
- Assignees
- 327
- Inventors
- 1,556
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 8 | 0 |
| 1998 | 3 | 0 |
| 1999 | 12 | 0 |
| 2000 | 14 | 0 |
| 2001 | 26 | 8 |
| 2002 | 12 | 11 |
| 2003 | 17 | 12 |
| 2004 | 9 | 13 |
| 2005 | 9 | 25 |
| 2006 | 6 | 20 |
| 2007 | 13 | 21 |
| 2008 | 12 | 42 |
| 2009 | 15 | 34 |
| 2010 | 24 | 34 |
| 2011 | 28 | 34 |
| 2012 | 31 | 37 |
| 2013 | 23 | 40 |
| 2014 | 36 | 54 |
| 2015 | 36 | 52 |
| 2016 | 35 | 45 |
| 2017 | 38 | 63 |
| 2018 | 44 | 73 |
| 2019 | 43 | 56 |
| 2020 | 63 | 83 |
| 2021 | 67 | 82 |
| 2022 | 92 | 72 |
| 2023 | 32 | 43 |
| 2024 | 59 | 72 |
| 2025 | 71 | 29 |
| 2026 | 22 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Surface-coated cutting tool29 Sep 2026US 12,746,604 B2Mitsubishi Materials Corporation
- Hard coating for cutting tools with excellent wear resistance15 Sep 2026US 12,734,584 B2Korloy Inc.
- Coated cutting tool1 Sep 2026US 12,722,206 B2AB Sandvik Coromant
- Cutting tool25 Aug 2026US 12,716,123 B2Sumitomo Electric Industries, Ltd.
- Coated cutting tool26 May 2026US 12,636,707 B2AB Sandvik Coromant
- Workpiece having a hard material layer8 Oct 2026US 2026/0308767 A1Voestalpine Eifeler Vacotec GmbH
- Coated cutting tool13 Aug 2026US 2026/0233312 A1MOLDINO Tool Engineering, Ltd.
- Surface-coated cutting tool13 Aug 2026US 2026/0234784 A1Mitsubishi Materials Corporation
- Coated cutting tool23 Jul 2026US 2026/0208271 A1Walter AG
- Coated cutting tool16 Jul 2026US 2026/0199986 A1AB Sandvik Coromant
Most cited
By later US patents
- Low contamination components for semiconductor processing apparatus and methods for making components368US 8,318,327 B2Lam Research Corporation · 2012
- Boron carbide parts and coatings in a plasma reactor275US 6,120,640 AAPPLIED Materials.Inc. · 2000
- Coating boron carbide on aluminum124US 6,808,747 B12004
- Treatments to reduce frictional wear between components made of ultra-high molecular weight polyethylene and metal alloys117US 5,593,719 ASouthwest Research Institute · 1997
- Protected thermal barrier coating composite with multiple coatings101US 5,914,189 AGeneral Electric Company · 1999