Patent holdings for IPC class C22F 1/05

Total number of patents in this class: 547

10-year publication summary

59
46
56
36
33
17
40
29
31
12
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Novelis Inc.
773
78
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2833
41
UACJ Corporation
726
30
Constellium Neuf-brisach
139
27
The Furukawa Electric Co., Ltd.
3704
20
Resonac Corporation
3265
17
Sumitomo Electric Industries, Ltd.
16171
15
Constellium SINGEN GmbH
109
13
Norsk Hydro ASA
249
12
Sumitomo Wiring Systems, Ltd.
10843
11
Showa Denko K.K.
2091
11
AutoNetworks Technologies, Ltd.
6981
11
Furukawa Automotive Systems Inc.
604
10
Hydro Aluminium Rolled Products GmbH
113
9
Novelis Koblenz GmbH
86
9
Nippon Light Metal Company, Ltd.
684
8
Constellium Issoire
226
7
Constellium Valais SA (ag-ltd)
22
7
Arconic Technologies LLC
236
7
Aleris Aluminum Duffel BVBA
28
6
Other owners 198