- All sections
- C - Chemistry; metallurgy
- C23C - Coating metallic material; coating material with metallic material; surface treatment of metallic material by diffusion into the surface, by chemical conversion or substitution; coating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general
- C23C 18/04 - Pretreatment of the material to be coated
Patent holdings for IPC class C23C 18/04
Total number of patents in this class: 96
10-year publication summary
12
|
5
|
6
|
10
|
6
|
8
|
8
|
8
|
7
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Tokyo Electron Limited | 11599 |
4 |
E. I. du Pont de Nemours and Company | 4345 |
3 |
The Boeing Company | 19843 |
3 |
Honeywell International Inc. | 13799 |
3 |
Centre National de La Recherche Scientifique | 9632 |
3 |
POSCO Co., Ltd. | 1059 |
3 |
Universite Paul Sabatier Toulouse III | 473 |
3 |
LG Chem, Ltd. | 17205 |
2 |
IMEC VZW | 1410 |
2 |
Korea Research Institute of Chemical Technology | 1266 |
2 |
Suddeutsche Aluminium Manufaktur GmbH | 9 |
2 |
Universiteit Hasselt | 73 |
2 |
Gp&e America, Inc. | 4 |
2 |
General Electric Company | 18133 |
1 |
SNECMA S.A. | 1160 |
1 |
The Regents of the University of California | 18943 |
1 |
Merck Patent GmbH | 5909 |
1 |
FUJIFILM Corporation | 27102 |
1 |
Eastman Kodak Company | 3444 |
1 |
Nitto Denko Corporation | 7879 |
1 |
Other owners | 55 |