Patent holdings for IPC class C23C 2/04

Total number of patents in this class: 297

10-year publication summary

16
21
21
32
30
18
21
15
18
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
ArcelorMittal
2522
39
Nippon Steel Corporation
6661
36
POSCO Co., Ltd.
1653
26
JFE Steel Corporation
7308
15
ThyssenKrupp Steel Europe AG
977
10
BlueScope Steel Limited
218
9
ArcelorMittal France
81
6
ArcelorMittal Investigacion y Desarrollo SL
208
6
Ltag Systems LLC
39
6
POSCO
2155
5
Illinois Tool Works Inc.
11710
4
GM Global Technology Operations LLC
15721
4
Nippon Steel & Sumitomo Metal Corporation
1985
4
ThyssenKrupp AG
3462
4
Abbott Cardiovascular Systems, Inc.
1099
3
Kohler Co.
4123
3
Henkel AG & Co. KGaA
10707
3
Kobe Steel, Ltd.
893
3
Nippon Soda Co., Ltd.
885
3
Salzgitter Flachstahl GmbH
161
3
Other owners 105