Patent holdings for IPC class C22F 1/05

Total number of patents in this class: 525

10-year publication summary

40
51
38
49
32
29
15
34
23
20
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Novelis Inc.
746
71
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2869
41
UACJ Corporation
701
29
Constellium Neuf-brisach
136
27
The Furukawa Electric Co., Ltd.
3667
21
Resonac Corporation
2812
16
Sumitomo Electric Industries, Ltd.
15529
15
Norsk Hydro ASA
258
13
Hydro Aluminium Rolled Products GmbH
117
12
Sumitomo Wiring Systems, Ltd.
10383
11
Showa Denko K.K.
2220
11
AutoNetworks Technologies, Ltd.
6606
11
Constellium SINGEN GmbH
95
11
Furukawa Automotive Systems Inc.
589
10
Nippon Light Metal Company, Ltd.
663
8
Arconic Technologies LLC
337
8
Novelis Koblenz GmbH
85
8
Constellium Issoire
219
7
Aleris Aluminum Duffel BVBA
33
6
Aleris Rolled Products Germany GmbH
62
6
Other owners 183