C23C 10/04
Diffusion into selected surface areas
Official title: Diffusion into selected surface areas, e.g. using masks
C23C10/04 (Diffusion into selected surface areas) appears on 104 US grants and 113 published applications in this corpus.
Search patents in C23C- Granted patents
- 104
- Published applications
- 113
- Assignees
- 51
- Inventors
- 259
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 2 | 3 |
| 2003 | 5 | 2 |
| 2004 | 3 | 7 |
| 2005 | 3 | 4 |
| 2006 | 2 | 9 |
| 2007 | 3 | 16 |
| 2008 | 2 | 6 |
| 2009 | 4 | 8 |
| 2010 | 4 | 2 |
| 2011 | 5 | 6 |
| 2012 | 1 | 5 |
| 2013 | 6 | 4 |
| 2014 | 2 | 3 |
| 2015 | 0 | 5 |
| 2016 | 2 | 6 |
| 2017 | 3 | 10 |
| 2018 | 8 | 3 |
| 2019 | 4 | 3 |
| 2020 | 2 | 3 |
| 2021 | 0 | 0 |
| 2022 | 3 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Airfoil external masking for internal aluminization30 Jun 2026US 12,668,866 B2Rtx Corporation
- Line-of-sight coating fixture and apparatus18 Jul 2023US 11,702,732 B2Raytheon Technologies Corporation
- Method for coating a component for the hot gas duct of a turbomachine14 Jun 2022US 11,359,289 B2MTU Aero Engines AG
- Diffusion surface alloyed metal exhaust component with inwardly turned edges8 Mar 2022US 11,268,429 B2Tenneco Automotive Operating Company Inc.
- Diffusion surface alloyed metal exhaust component with welded edges8 Mar 2022US 11,268,430 B2Tenneco Automotive Operating Company Inc.
- Substrate processing method and substrate processing apparatus4 Jun 2026US 2026/0156890 A1Tokyo Electron Limited
- Interspacer19 Feb 2026US 2026/0049386 A1Chromalloy Gas Turbine Corporation
- Turbine Airfoil Coating19 Dec 2024US 2024/0418091 A1Rtx Corporation
- Airfoil External Masking For Internal Aluminization17 Oct 2024US 2024/0344192 A1Raytheon Technologies Corporation
- Method for coating a component of an aircraft engine with a wear-resistant layer, and component for an aircraft engine with at least one wear-resistant layer27 Apr 2023US 2023/0127445 A1MTU Aero Engines AG
Most cited
By later US patents
- Method for repair and restoration of a ceramic thermal barrier-coated substrate by providing an intermetallic coating56US 5,254,413 AGeneral Electric Company · 1993
- Method for repairing an air cooled turbine engine airfoil33US 5,813,118 AGeneral Electric Company · 1998
- Masking tape31US 5,867,762 A1999
- Fabrication of articles having a coating deposited through a mask31US 6,253,441 B1General Electric Company · 2001
- Method for depositing a variable thickness aluminide coating on aircraft turbine blades29US 5,225,246 AUnited Technologies Corporation · 1993