- All sections
- C - Chemistry; metallurgy
- C22C - Alloys
- C22C 21/08 - Alloys based on aluminium with magnesium as the next major constituent with silicon
Patent holdings for IPC class C22C 21/08
Total number of patents in this class: 796
10-year publication summary
72
|
107
|
104
|
92
|
91
|
73
|
59
|
55
|
69
|
14
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Novelis Inc. | 656 |
106 |
UACJ Corporation | 631 |
34 |
The Furukawa Electric Co., Ltd. | 3486 |
25 |
Arconic Technologies LLC | 219 |
25 |
Constellium Neuf-brisach | 115 |
20 |
Hydro Aluminium Rolled Products GmbH | 118 |
17 |
Nippon Light Metal Company, Ltd. | 645 |
16 |
Sumitomo Electric Industries, Ltd. | 14131 |
15 |
Sumitomo Wiring Systems, Ltd. | 9367 |
14 |
AutoNetworks Technologies, Ltd. | 5809 |
14 |
Furukawa Automotive Systems Inc. | 558 |
14 |
Norsk Hydro ASA | 288 |
13 |
Novelis Koblenz GmbH | 93 |
12 |
GM Global Technology Operations LLC | 13620 |
10 |
Alcoa Inc. | 323 |
10 |
Korea Institute of Industrial Technology | 994 |
10 |
Aleris Rolled Products Germany GmbH | 62 |
9 |
Constellium Issoire | 208 |
9 |
Kobe Steel, Ltd. | 912 |
9 |
NanoAl LLC | 34 |
9 |
Other owners | 405 |