C23C 8/74
Carbo-nitriding
C23C8/74 (Carbo-nitriding) appears on 14 US grants and 17 published applications in this corpus.
Search patents in C23C- Granted patents
- 14
- Published applications
- 17
- Assignees
- 15
- Inventors
- 44
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 3 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 2 |
| 2023 | 2 | 3 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
By publication year.
Subgroups
Granted patents
Recent patents
- Braking band of a disk for disk brake21 Oct 2025US 12,449,011 B2Brembo S.p.A.
- Guiding member, mechanical system comprising such a guiding member, and method for producing such a guiding member24 Sep 2024US 12,098,744 B2Hydromecanique Et Frottement
- Method for increasing magnetic induction intensity of soft magnetic metallic materials27 Aug 2024US 12,071,695 B2
- Surface treatment for a wellbore drill bit19 Sep 2023US 11,761,049 B1Halliburton Energy Services.Inc.
- Integrated surface treatments and coatings for artificial lift pump components30 May 2023US 11,661,647 B2Schlumberger Technology Corporation
- Laser-assisted reagent activation and property modification of self-passivating metals25 Sep 2025US 2025/0297351 A1Swagelok Company
- Steel component6 Jul 2023US 2023/0212731 A1Jfe Steel Corporation
- Steel and steel component22 Jun 2023US 2023/0193414 A1Jfe Steel Corporation
- Braking band of a disk for disk brake19 Jan 2023US 2023/0018275 A1Brembo S.p.A.
- Guiding Member, Mechanical System Comprising Such A Guiding Member, And Method For Producing Such A Guiding Member14 Jul 2022US 2022/0220999 A1Hydromecanique Et Frottement
Most cited
By later US patents