C23C 8/12
Using elemental oxygen or ozone
Official title: using elemental oxygen or ozone
C23C8/12 (Using elemental oxygen or ozone) appears on 254 US grants and 273 published applications in this corpus.
Search patents in C23C- Granted patents
- 254
- Published applications
- 273
- Assignees
- 223
- Inventors
- 895
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 2 |
| 2002 | 2 | 0 |
| 2003 | 3 | 3 |
| 2004 | 1 | 2 |
| 2005 | 0 | 3 |
| 2006 | 1 | 5 |
| 2007 | 4 | 3 |
| 2008 | 2 | 5 |
| 2009 | 2 | 3 |
| 2010 | 2 | 5 |
| 2011 | 4 | 4 |
| 2012 | 2 | 5 |
| 2013 | 1 | 8 |
| 2014 | 3 | 11 |
| 2015 | 8 | 13 |
| 2016 | 11 | 20 |
| 2017 | 10 | 13 |
| 2018 | 8 | 12 |
| 2019 | 10 | 13 |
| 2020 | 12 | 27 |
| 2021 | 16 | 25 |
| 2022 | 17 | 27 |
| 2023 | 17 | 22 |
| 2024 | 26 | 15 |
| 2025 | 17 | 13 |
| 2026 | 6 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Semiconductor device and method for forming the same4 Aug 2026US 12,701,722 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Tungsten wire, tungsten wire processing method using the same, and electrolyzed wire21 Apr 2026US 12,606,890 B2Niterra Materials Co., Ltd.
- Method for manufacturing a thin-film lithiated material14 Apr 2026US 12,601,056 B2Centrale Lille Institut
- Oxide layer-containing zirconium-niobium alloy ankle joint prosthetic system and manufacturing method17 Mar 2026US 12,575,936 B2Just Medical Devices (Tianjin) Co., Ltd.
- Grain oriented electrical steel sheet and producing method thereof17 Mar 2026US 12,580,107 B2Nippon Steel Corporation
- Semiconductor device and method for forming the same1 Oct 2026US 2026/0304794 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Plated steel sheet and method for manufacturing same17 Sep 2026US 2026/0275474 A1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Ternary ti-zr-hf alloy13 Aug 2026US 2026/0234755 A1Rolex SA
- Mechanical component and method for manufacturing mechanical component13 Aug 2026US 2026/0235197 A1Komatsu Ltd.
- Coated fastener and manufacturing method for same6 Aug 2026US 2026/0226933 A1Posco
Most cited
By later US patents
- Surface and near surface hardened medical implants150US 5,372,660 ASmith & Nephew Richards Inc. · 1994
- Method of forming a crystalline ferroelectric dielectric material for an integrated circuit56US 5,728,603 ANorthern Telecom Limited · 1998
- Esters of p-carbonylphenoxy-isobutyric acids45US 4,058,552 AOrchimed SA · 1977
- Process for low-temperature surface layer oxidation of a semiconductor substrate43US 4,409,260 AHughes Aircraft Company · 1983
- Low-temperature oxidation at surfaces using ozone decomposition products formed by microwave discharge42US 5,443,863 AAuburn University · 1995