C23C 10/28
Solid state diffusion of only metal elements or silicon into metallic material
Official title: using solids, e.g. powders, pastes
C23C10/28 (Solid state diffusion of only metal elements or silicon into metallic material) appears on 693 US grants and 632 published applications in this corpus.
Search patents in C23C- Granted patents
- 693
- Published applications
- 632
- Assignees
- 376
- Inventors
- 1,515
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 8 | 0 |
| 1978 | 12 | 0 |
| 1979 | 15 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 10 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 9 | 0 |
| 1986 | 5 | 0 |
| 1987 | 11 | 0 |
| 1988 | 1 | 0 |
| 1989 | 12 | 0 |
| 1990 | 12 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 10 | 0 |
| 1997 | 8 | 0 |
| 1998 | 11 | 0 |
| 1999 | 16 | 0 |
| 2000 | 13 | 0 |
| 2001 | 16 | 2 |
| 2002 | 23 | 15 |
| 2003 | 24 | 24 |
| 2004 | 15 | 15 |
| 2005 | 12 | 19 |
| 2006 | 13 | 21 |
| 2007 | 8 | 23 |
| 2008 | 13 | 20 |
| 2009 | 11 | 28 |
| 2010 | 11 | 34 |
| 2011 | 6 | 23 |
| 2012 | 17 | 27 |
| 2013 | 20 | 37 |
| 2014 | 17 | 22 |
| 2015 | 19 | 37 |
| 2016 | 15 | 39 |
| 2017 | 27 | 40 |
| 2018 | 46 | 34 |
| 2019 | 27 | 26 |
| 2020 | 31 | 36 |
| 2021 | 23 | 21 |
| 2022 | 19 | 26 |
| 2023 | 20 | 19 |
| 2024 | 22 | 13 |
| 2025 | 18 | 17 |
| 2026 | 4 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Counter electrode for electrochromic devices4 Aug 2026US 12,698,233 B2View Operating Corporation
- Airfoil external masking for internal aluminization30 Jun 2026US 12,668,866 B2Rtx Corporation
- Large-area copper nanofoam with hierarchical structure for use as electrode10 Mar 2026US 12,573,639 B2CellMo Materials Innovation, Inc.
- Al coating layer-equipped stainless steel sheet27 Jan 2026US 12,534,810 B2Jfe Steel Corporation
- Internal aluminization of coated substrates25 Nov 2025US 12,480,413 B2Rtx Corporation
- Zinc-containing particles, method of manufacturing such particles by a thermal evaporation-condensation process, and coating composition comprising such particles1 Oct 2026US 2026/0295670 A1Danmarks Tekniske Universitet
- Coated steel, hot stamping parts formed therefrom, and hot stamping method20 Aug 2026US 2026/0241433 A1Magna International Inc.
- Ceramic coating13 Aug 2026US 2026/0234782 A1
- High strength nickel-plated heat-treated steel sheet for battery case and manufacturing method thereof11 Jun 2026US 2026/0159926 A1TCC Steel Corp.
- Method for preparing antibacterial silver-containing stainless steel by surface alloying11 Jun 2026US 2026/0159958 A1Tung Mung Development Co., Ltd.
Most cited
By later US patents
- Electrochromic devices134US 8,432,603 B2View, Inc. · 2013
- Fabrication of low defectivity electrochromic devices98US 9,664,974 B2View, Inc. · 2017
- Thermal barrier coating for a superalloy article and method of application66US 5,645,893 AChromalloy United Kingdom Limited · 1997
- Process for producing elevated temperature corrosion resistant metal articles61US 4,145,481 AHowmet Turbine Components Corporation · 1979
- Aluminide coating for superalloys58US 4,933,239 AUnited Technologies Corporation · 1990