- 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 22/66 - Treatment of aluminium or alloys based thereon
Patent holdings for IPC class C23C 22/66
Total number of patents in this class: 102
10-year publication summary
11
|
8
|
11
|
13
|
15
|
7
|
6
|
6
|
2
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
PRC-DeSoto International, Inc. | 567 |
14 |
Henkel AG & Co. KGaA | 10129 |
10 |
PPG Industries Ohio, Inc. | 3430 |
7 |
Chemetall GmbH | 382 |
7 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
4 |
Nippon Steel Corporation | 5649 |
4 |
Raytheon Company | 8535 |
3 |
Nippon Light Metal Company, Ltd. | 645 |
3 |
The Boeing Company | 19843 |
2 |
FUJIFILM Corporation | 27102 |
2 |
Applied Materials, Inc. | 16587 |
2 |
Arteco N.V. | 30 |
2 |
Coöperatie Koninklijke Cosun U.A. | 69 |
2 |
Nihon Parkerizing Co., Ltd. | 274 |
2 |
Novelis Inc. | 656 |
2 |
Shenzhen Yingheng Technology Co., Ltd. | 13 |
2 |
Arconic Technologies LLC | 219 |
2 |
Roswell ME, Inc. | 48 |
2 |
BASF SE | 19740 |
1 |
International Business Machines Corporation | 60644 |
1 |
Other owners | 28 |