Patent holdings for IPC class B01J 29/85

Total number of patents in this class: 680

10-year publication summary

68
62
60
72
54
24
20
29
19
14
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Dalian Institute of Chemical Physics, Chinese Academy of Sciences
672
60
Johnson Matthey Public Limited Company
1858
60
Uop LLC
4244
49
Dow Global Technologies LLC
10332
37
China Petroleum & Chemical Corporation
1908
28
Umicore AG & Co. KG
856
21
BASF Corporation
1717
17
Total Research & Technology Feluy
446
17
California Institute of Technology
3972
15
Research Institute of Petroleum Processing, Sinopec
374
14
Topsoe A/S
894
11
ExxonMobil Chemical Patents Inc.
3977
10
SABIC Global Technologies B.V.
4344
10
Shanghai Research Institute of Petrochemical Technology Sinopec
266
10
BASF Mobile Emissions Catalysts LLC
404
10
Cataler Corporation
573
9
BASF SE
20915
8
Ibiden Co., Ltd.
1704
8
Haldor Topsøe A/S
659
8
Chevron U.S.A. Inc.
3962
7
Other owners 271