- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 7/00 - Apparatus for generating gases
Patent holdings for IPC class B01J 7/00
Total number of patents in this class: 810
10-year publication summary
83
|
61
|
55
|
39
|
40
|
21
|
26
|
34
|
29
|
11
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Daicel Corporation | 2128 |
64 |
Air Products and Chemicals, Inc. | 1448 |
62 |
Nippon Kayaku Kabushiki Kaisha | 1400 |
42 |
IHI Corporation | 3268 |
16 |
Saudi Arabian Oil Company | 11322 |
12 |
Intelligent Energy Limited | 464 |
10 |
Kellogg Brown & Root LLC | 489 |
10 |
Intelligent Energy Inc. | 59 |
9 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
9 |
Watt Fuel Cell Corp. | 122 |
9 |
Gas Technology Institute | 374 |
8 |
ThermoChem Recovery International, Inc. | 95 |
8 |
Tokyo Electron Limited | 11599 |
7 |
Daicel Chemical Industries, Ltd. | 288 |
6 |
DCNS SA | 107 |
6 |
InEnTec Inc. | 36 |
6 |
Siemens Energy Global GmbH & Co. KG | 2775 |
6 |
BASF SE | 19740 |
5 |
The United States of America as represented by the Secretary of the Army | 1195 |
5 |
8 Rivers Capital, LLC | 224 |
5 |
Other owners | 505 |