- 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 14/32 - Vacuum evaporation by evaporation and subsequent ionisation of the vapours
Patent holdings for IPC class C23C 14/32
Total number of patents in this class: 1028
10-year publication summary
91
|
76
|
69
|
75
|
69
|
86
|
59
|
72
|
63
|
16
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Oerlikon Surface Solutions AG, Pfaffikon | 556 |
145 |
Oerlikon Trading AG, Trubbach | 114 |
27 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
24 |
SECO Tools AB | 456 |
24 |
Walter AG | 240 |
21 |
Mitsubishi Materials Corporation | 2378 |
20 |
Sandvik Intellectual Property AB | 1634 |
19 |
Tungaloy Corporation | 481 |
19 |
Applied Materials, Inc. | 16587 |
18 |
Canon Anelva Corporation | 676 |
17 |
Rtx Corporation | 8674 |
17 |
Sumitomo Electric Hardmetal Corp. | 969 |
13 |
Vapor Technologies, Inc. | 63 |
12 |
Kobe Steel, Ltd. | 912 |
12 |
Nippon Itf, Inc. | 42 |
12 |
Ferrotec Corporation | 21 |
11 |
Nippon Piston Ring Co., Ltd. | 131 |
11 |
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6132 |
11 |
Korloy Inc. | 249 |
10 |
MAHLE International GmbH | 2670 |
10 |
Other owners | 575 |