C23C 28/046
With at least one amorphous inorganic material layer
Official title: {with at least one amorphous inorganic material layer, e.g. DLC, a-C:H, a-C:Me, the layer being doped or not}
C23C28/046 (With at least one amorphous inorganic material layer) appears on 169 US grants and 221 published applications in this corpus.
Search patents in C23C- Granted patents
- 169
- Published applications
- 221
- Assignees
- 170
- Inventors
- 561
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 2 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 4 | 3 |
| 2005 | 1 | 6 |
| 2006 | 1 | 5 |
| 2007 | 4 | 6 |
| 2008 | 2 | 9 |
| 2009 | 2 | 4 |
| 2010 | 5 | 4 |
| 2011 | 1 | 7 |
| 2012 | 2 | 5 |
| 2013 | 4 | 11 |
| 2014 | 6 | 9 |
| 2015 | 9 | 14 |
| 2016 | 8 | 10 |
| 2017 | 8 | 9 |
| 2018 | 12 | 19 |
| 2019 | 4 | 7 |
| 2020 | 14 | 24 |
| 2021 | 9 | 24 |
| 2022 | 16 | 15 |
| 2023 | 15 | 9 |
| 2024 | 10 | 10 |
| 2025 | 11 | 6 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Protection treatments for surfaces of semiconductor fabrication equipment21 Apr 2026US 12,609,286 B2APPLIED Materials.Inc.
- Thermal ablation-resistant, wear-resistant, and friction-reducing coated piston ring, preparation method thereof and engine17 Feb 2026US 12,553,516 B1Asimco Shuanghuan Piston Ring (yizheng) Co., Ltd.
- Doped DLC for bipolar plate (BPP)10 Feb 2026US 12,545,990 B1IHI Ionbond AG
- Coating system and substrate with coating system13 Jan 2026US 12,522,922 B2Rtx Corporation
- Sliding member, manufacturing method thereof, and coating film6 Jan 2026US 12,516,731 B2Nippon Piston Ring Co., Ltd.
- Protection treatments for surfaces of semiconductor fabrication equipment6 Aug 2026US 2026/0229464 A1APPLIED Materials.Inc.
- Hybrid coating process by pvd and thermal diffusion23 Oct 2025US 2025/0327169 A1Husqvarna AB
- Diamond film-deposited substrate and method for manufacturing diamond film-deposited substrate4 Sep 2025US 2025/0277306 A1Sumitomo Chemical Company, Limited
- Coated wear sleeve for dynamic shaft31 Jul 2025US 2025/0243938 A1Caterpillar Inc.
- Surface treatment methods and systems, and surface-treated articles19 Jun 2025US 2025/0197989 A1Aspen Hybrid Technology Systems
Most cited
By later US patents
- Treatments to reduce frictional wear between components made of ultra-high molecular weight polyethylene and metal alloys117US 5,593,719 ASouthwest Research Institute · 1997
- Treatments to reduce thrombogeneticity in heart valves made from titanium and its alloys76US 5,605,714 ASouthwest Research Institute · 1997
- DLC coating system and process and apparatus for making coating system73US 6,740,393 B1Balzers Aktiengesellschaft · 2004
- Coating comprising layers of diamond like carbon and diamond like nanocomposite compositions57US 6,228,471 B1NV Bekaert SA · 2001
- Condensation heat-transfer device57US 6,942,022 B2ALSTOM Technology Ltd · 2005