Patent holdings for IPC class C01B 7/09

Total number of patents in this class: 104

10-year publication summary

5
3
4
3
7
5
2
10
8
8
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Albemarle Corporation
482
13
Sulzer Management AG
680
13
Totalenergies Onetech
1377
11
Reaction 35, LLC
17
6
Bromine Compounds Ltd.
187
5
Eastman Chemical Company
2207
3
Marathon GTF Technology, Ltd.
15
3
Total SE
107
3
Schlumberger Technology Corporation
10898
2
Sumitomo Chemical Company, Limited
9079
2
FEI Company
958
2
Johnson Matthey Public Limited Company
1873
2
SGL Carbon SE
391
2
Sogang University Research Foundation
270
2
Truox, Inc.
37
2
Agrocel Industries Limited
2
2
Resonac Corporation
2917
2
Obshchestvo S Ogranichennoi Otvetstvennostiu "irkutsk Oil Company"
13
2
Schlumberger Canada Limited
7369
1
Schlumberger Technology B.v.
5184
1
Other owners 25