C23C 4/137
Spraying in vacuum or in an inert atmosphere
C23C4/137 (Spraying in vacuum or in an inert atmosphere) appears on 110 US grants and 116 published applications in this corpus.
Search patents in C23C- Granted patents
- 110
- Published applications
- 116
- Assignees
- 89
- Inventors
- 299
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 2 | 3 |
| 2009 | 0 | 2 |
| 2010 | 3 | 4 |
| 2011 | 1 | 5 |
| 2012 | 5 | 8 |
| 2013 | 1 | 10 |
| 2014 | 7 | 2 |
| 2015 | 4 | 6 |
| 2016 | 2 | 4 |
| 2017 | 2 | 10 |
| 2018 | 6 | 3 |
| 2019 | 3 | 5 |
| 2020 | 5 | 8 |
| 2021 | 3 | 8 |
| 2022 | 8 | 11 |
| 2023 | 7 | 7 |
| 2024 | 6 | 7 |
| 2025 | 5 | 7 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metallic coating process for combustor panels using a barrel configuration1 Sep 2026US 12,723,302 B2Rtx Corporation
- MCrAlX-alloy, powder, coating for protection against corrosion and oxidation and for bonding ceramic insulating coating and component11 Aug 2026US 12,703,898 B2Siemens Energy Global GmbH & Co. KG
- Plasma spray apparatus and method18 Nov 2025US 12,473,626 B2Lincotek Trento S.P.A.
- Ultrasonic additive manufacturing of cladded amorphous metal products2 Sep 2025US 12,403,546 B2Fabrisonics LLC
- Method of forming plasma-resistant coating layer with low brightness using heat treatment process of rare-earth metal compound powder5 Aug 2025US 12,378,654 B2Komico Ltd.
- Enamel-coated stainless steel product, production method, and flowmeter1 Jan 2026US 2026/0002265 A1Endress + Hauser Flowtec AG
- Methods for adjusting surface color and properties of tantalum layers27 Nov 2025US 2025/0361643 A1Zhejiang University of Science and Technology
- Method of forming plasma-resistant coating layer with low brightness using heat treatment process of rare-earth metal compound powder and plasma-resistant coating film formed thereby25 Sep 2025US 2025/0297350 A1Komico Ltd.
- Methods of forming a bondcoat for a barrier coating18 Sep 2025US 2025/0290188 A1GE AEROSPACE POLAND sp. z o. o.
- Bi-layer protective coatings for metal components5 Jun 2025US 2025/0179646 A1Callidus Process Solutions Pty Ltd.
Most cited
By later US patents
- Electrohydrodynamic spraying to produce ultrafine particles110US 4,264,641 APhrasor Technology Incorporated · 1981
- Method of forming uniform thin coatings on large substrates108US 5,853,815 ASulzer Metco AG · 1998
- Jet plasma process and apparatus106US 5,464,667 AMinnesota Mining and Manufacturing Company · 1995
- Method and apparatus for load-locked printing84US 8,383,202 B2Kateeva, Inc. · 2013
- Process for making linings for friction operated apparatus68US 4,146,654 ACentre National De La Recherche Scientifique · 1979