Patent holdings for IPC class C22F 1/05

Total number of patents in this class: 519

10-year publication summary

45
59
46
56
35
33
16
39
26
14
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Novelis Inc.
742
71
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2877
40
UACJ Corporation
691
28
Constellium Neuf-brisach
136
27
The Furukawa Electric Co., Ltd.
3644
21
Sumitomo Electric Industries, Ltd.
15414
15
Norsk Hydro ASA
260
13
Resonac Corporation
2766
13
Hydro Aluminium Rolled Products GmbH
117
12
Sumitomo Wiring Systems, Ltd.
10304
11
Showa Denko K.K.
2258
11
AutoNetworks Technologies, Ltd.
6546
11
Constellium SINGEN GmbH
94
11
Furukawa Automotive Systems Inc.
587
10
Nippon Light Metal Company, Ltd.
661
8
Arconic Technologies LLC
334
8
Novelis Koblenz GmbH
86
8
Constellium Issoire
219
7
Aleris Aluminum Duffel BVBA
33
6
Aleris Rolled Products Germany GmbH
62
6
Other owners 182