- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 25/08 - Refining
Patent holdings for IPC class C22B 25/08
Total number of patents in this class: 39
10-year publication summary
1
|
1
|
2
|
2
|
3
|
6
|
0
|
0
|
3
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
JX Nippon Mining & Metals Corporation | 1576 |
5 |
Nippon Joint Co., Ltd. | 4 |
4 |
ASML Netherlands B.V. | 6816 |
3 |
Kunming Diboo Technology Co., Ltd. | 7 |
3 |
Honeywell International Inc. | 13799 |
2 |
Duksan High Metal Co., Ltd. | 60 |
2 |
Kunming University of Science and Technology | 117 |
2 |
Mitsubishi Materials Corporation | 2378 |
2 |
University of Seoul Industry Cooperation Foundation | 250 |
2 |
Metallo Belgium | 53 |
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 |
The Industry & Academic Cooperation in Chungnam National University (IAC) | 392 |
1 |
Nippon Mining & Metals Co., Ltd. | 161 |
1 |
A1engineering | 5 |
1 |
Solderwell Microelectronic Packaging Materials Co., Ltd. | 4 |
1 |
Other owners | 0 |