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  • C - Chemistrymetallurgy
  • C22B - Production or refining of metalspretreatment of raw materials
  • C22B 25/08 - Refining

Patent holdings for IPC class C22B 25/08

Total number of patents in this class: 45

10-year publication summary

2
2
3
6
0
0
3
2
1
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
JX Nippon Mining & Metals Corporation
1458
4
Nippon Joint Co., Ltd.
4
4
ASML Netherlands B.V.
7984
3
Kunming Diboo Technology Co., Ltd.
7
3
Duksan High Metal Co., Ltd.
60
2
Kunming University of Science and Technology
245
2
Mitsubishi Materials Corporation
2479
2
University of Seoul Industry Cooperation Foundation
311
2
Metallo Belgium
50
2
Horizon Technology Laboratory Co., Ltd.
5
2
Ishikawa Technology Laboratory Co., Ltd.
4
2
Kayaba Office Co., Ltd.
4
2
Yunnan TIN Co. Ltd. TIN Branch
9
2
Max-planck-institut für Nachhaltige Materialien Gesellschaft mit Beschränkter Haftung
4
2
Honeywell International Inc.
12776
1
China University of Mining and Technology, Beijing
105
1
The Industry & Academic Cooperation in Chungnam National University (IAC)
518
1
A1engineering
5
1
Solderwell Microelectronic Packaging Materials Co., Ltd.
10
1
Guangxi Huaxi Group Co., Ltd
5
1
Other owners 5

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