- 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: 771
10-year publication summary
|
55
|
39
|
40
|
21
|
30
|
36
|
33
|
33
|
17
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daicel Corporation | 2506 |
67 |
| Air Products and Chemicals, Inc. | 1468 |
58 |
| Nippon Kayaku Kabushiki Kaisha | 1454 |
45 |
| IHI Corporation | 3532 |
17 |
| Saudi Arabian Oil Company | 14161 |
15 |
| Kellogg Brown & Root LLC | 527 |
10 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4113 |
9 |
| Watt Fuel Cell Corp. | 171 |
9 |
| Tokyo Electron Limited | 13770 |
7 |
| Gas Technology Institute | 336 |
7 |
| Intelligent Energy Inc. | 43 |
7 |
| ThermoChem Recovery International, Inc. | 96 |
7 |
| 8 Rivers Capital, LLC | 232 |
6 |
| DCNS SA | 73 |
6 |
| HORIBA STEC, Co., Ltd. | 365 |
5 |
| InEnTec Inc. | 36 |
5 |
| Intelligent Energy Limited | 374 |
5 |
| Lummus Technology Inc. | 287 |
5 |
| Aries Gasification, LLC | 19 |
5 |
| Siemens Energy Global GmbH & Co. KG | 3328 |
5 |
| Other owners | 471 |