C23C 4/14
For coating elongate material
Official title: for coating elongate material
C23C4/14 (For coating elongate material) appears on 165 US grants and 152 published applications in this corpus.
Search patents in C23C- Granted patents
- 165
- Published applications
- 152
- Assignees
- 127
- Inventors
- 450
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 4 |
| 2002 | 5 | 15 |
| 2003 | 14 | 10 |
| 2004 | 9 | 7 |
| 2005 | 7 | 6 |
| 2006 | 1 | 6 |
| 2007 | 3 | 7 |
| 2008 | 2 | 3 |
| 2009 | 1 | 3 |
| 2010 | 2 | 4 |
| 2011 | 3 | 2 |
| 2012 | 2 | 9 |
| 2013 | 4 | 2 |
| 2014 | 4 | 5 |
| 2015 | 4 | 8 |
| 2016 | 1 | 5 |
| 2017 | 7 | 10 |
| 2018 | 7 | 10 |
| 2019 | 6 | 4 |
| 2020 | 5 | 7 |
| 2021 | 3 | 6 |
| 2022 | 3 | 6 |
| 2023 | 5 | 7 |
| 2024 | 9 | 3 |
| 2025 | 5 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hearth roll for continuous annealing furnace18 Nov 2025US 12,473,606 B2Nippon Steel Corporation
- System and method of performing a metal coating process using induction heating techniques2 Sep 2025US 12,404,576 B2Dai-Ichi High Frequency Co., Ltd.
- Fluid jet nozzles and methods of making same8 Jul 2025US 12,350,789 B2Flow International Corporation
- Vitreous coating application by induction heating and integration with induction kinetic weld joining3 Jun 2025US 12,320,011 B2AmpClad Coating Technologies Inc.
- Hearth roll for continuous annealing furnace27 May 2025US 12,312,646 B2Nippon Steel Corporation
- Hearth roll for continuous annealing furnace18 Jun 2026US 2026/0168046 A1Nippon Steel Corporation
- Hearth roll for continuous annealing furnace14 Aug 2025US 2025/0257417 A1Nippon Steel Corporation
- A process and spraying device for arc spraying carbon steel pipes10 Jul 2025US 2025/0222473 A1
- Method for optimising the roughness of a rolling mill roll by means of high-speed thermal spraying5 Dec 2024US 2024/0401182 A1Mecanizacion Industrial Astillero, S.A.
- Tube for a heat exchanger and a method for manufacturing thereof5 Sep 2024US 2024/0293898 A1Valeo Systemes Thermiques
Most cited
By later US patents
- Remote spray coating of nuclear cross-under piping104US 6,508,413 B2Siemens Westinghouse Power Corporation · 2003
- Plasma spray torch81US 4,877,937 ACastolin S.A. · 1989
- Method of coating internal surfaces of an object by plasma spraying59US 4,970,364 ACastolin S.A. · 1990
- Deep deposition head50US 7,879,394 B1Optomec, Inc. · 2011
- Ion assisted deposition for rare-earth oxide based coatings on lids and nozzles38US 9,583,369 B2APPLIED Materials.Inc. · 2017