Patent holdings for IPC class B03D 103/02

Total number of patents in this class: 67

10-year publication summary

2
3
10
9
6
7
4
3
2
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Outotec (Finland) Oy
458
19
Sumitomo Metal Mining Co., Ltd.
1936
5
Sumitomo Chemical Company, Limited
9044
4
Kyushu University, National University Corporation
1695
4
Akita University
105
3
Central South University
471
3
Cytec Technology Corp.
263
2
Hexion Inc.
230
2
China ENFI Engineering Corp.
106
2
Oxiquim S.A.
7
2
Metso Outotec Finland Oy
177
2
China ENFI Engineering Co., Ltd.
11
2
Dow Global Technologies LLC
10762
1
Fuzhou University
330
1
Japan Oil, Gas and Metals National Corporation
186
1
Jiangsu University
1149
1
JX Nippon Mining & Metals Corporation
1467
1
Nittetsu Mining Co., Ltd.
31
1
Samarco Mineracao S/A
5
1
Shibaura Institute of Technology
101
1
Other owners 9