- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 27/24 - Nitrogen compounds
Patent holdings for IPC class B01J 27/24
Total number of patents in this class: 818
10-year publication summary
61
|
44
|
46
|
58
|
63
|
67
|
67
|
45
|
50
|
19
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Showa Denko K.K. | 2539 |
36 |
Chevron U.S.A. Inc. | 3774 |
27 |
Nisshinbo Holdings Inc. | 333 |
18 |
Uop LLC | 4083 |
16 |
Soochow University | 1605 |
14 |
LG Chem, Ltd. | 17205 |
13 |
Panasonic Corporation | 20786 |
13 |
FUJIFILM Corporation | 27102 |
12 |
Japan Technological Research Association of Artificial Photosynthetic Chemical Process | 52 |
12 |
The University of Tokyo | 3903 |
12 |
Japan Science and Technology Agency | 1564 |
11 |
Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 614 |
11 |
UChicago Argonne, LLC | 866 |
10 |
Saudi Arabian Oil Company | 11322 |
9 |
Tokyo Institute of Technology | 1367 |
9 |
Nitto Denko Corporation | 7879 |
8 |
ExxonMobil Chemical Patents Inc. | 4286 |
8 |
Korea Institute of Science and Technology | 2022 |
8 |
University of Central Florida Research Foundation, Inc. | 1098 |
8 |
National University Corporation Yokohama National University | 328 |
7 |
Other owners | 556 |