Patent holdings for IPC class C22F 1/05

Total number of patents in this class: 546

10-year publication summary

51
38
49
33
29
16
34
23
30
5
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Novelis Inc.
786
76
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2842
42
UACJ Corporation
721
30
Constellium Neuf-brisach
141
28
The Furukawa Electric Co., Ltd.
3713
21
Resonac Corporation
3148
16
Sumitomo Electric Industries, Ltd.
16034
15
Constellium SINGEN GmbH
104
13
Norsk Hydro ASA
250
12
Sumitomo Wiring Systems, Ltd.
10735
11
Showa Denko K.K.
2118
11
AutoNetworks Technologies, Ltd.
6897
11
Hydro Aluminium Rolled Products GmbH
115
11
Furukawa Automotive Systems Inc.
602
10
Nippon Light Metal Company, Ltd.
678
8
Novelis Koblenz GmbH
85
8
Constellium Valais SA (ag-ltd)
22
7
Arconic Technologies LLC
239
7
Aleris Aluminum Duffel BVBA
32
6
Aleris Rolled Products Germany GmbH
62
6
Other owners 197