- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 7/00 - Apparatus for generating gases
Patent holdings for IPC class B01J 7/00
Total number of patents in this class: 781
10-year publication summary
|
58
|
50
|
35
|
35
|
19
|
29
|
30
|
28
|
31
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daicel Corporation | 2411 |
66 |
| Air Products and Chemicals, Inc. | 1455 |
61 |
| Nippon Kayaku Kabushiki Kaisha | 1451 |
46 |
| IHI Corporation | 3471 |
17 |
| Saudi Arabian Oil Company | 13686 |
16 |
| Kellogg Brown & Root LLC | 516 |
10 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4000 |
9 |
| Watt Fuel Cell Corp. | 169 |
9 |
| ThermoChem Recovery International, Inc. | 97 |
8 |
| Tokyo Electron Limited | 13155 |
7 |
| Gas Technology Institute | 346 |
7 |
| Intelligent Energy Inc. | 51 |
7 |
| Intelligent Energy Limited | 402 |
7 |
| 8 Rivers Capital, LLC | 239 |
6 |
| DCNS SA | 85 |
6 |
| InEnTec Inc. | 36 |
6 |
| Entegris, Inc. | 1914 |
5 |
| HORIBA STEC, Co., Ltd. | 354 |
5 |
| Lummus Technology Inc. | 304 |
5 |
| Aries Gasification, LLC | 19 |
5 |
| Other owners | 473 |