- All sections
- B - Performing operations; transporting
- B08B - Cleaning in general; prevention of fouling in general
- B08B 9/02 - Cleaning pipes or tubes or systems of pipes or tubes
Patent holdings for IPC class B08B 9/02
Total number of patents in this class: 318
10-year publication summary
|
29
|
25
|
27
|
25
|
25
|
23
|
27
|
13
|
19
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BL Technologies, Inc. | 831 |
6 |
| Saudi Arabian Oil Company | 11322 |
6 |
| C. R. Bard, Inc. | 1765 |
4 |
| Rattunde & Co GmbH | 46 |
4 |
| Ridge Tool Company | 127 |
4 |
| TRC Services, Inc. | 24 |
4 |
| Halliburton Energy Services, Inc. | 20165 |
3 |
| Boston Scientific Scimed, Inc. | 8794 |
3 |
| Altus Intervention AS | 21 |
3 |
| Fisher Controls International LLC | 1520 |
3 |
| Foamtec International Co., Ltd. | 85 |
3 |
| Milwaukee Electric Tool Corporation | 3572 |
3 |
| Petroleo Brasileiro S.A. - Petrobras | 730 |
3 |
| Bechtel Energy Technologies & Solutions, Inc. | 55 |
3 |
| General Electric Company | 18133 |
2 |
| Siemens AG | 24990 |
2 |
| Hitachi, Ltd. | 16452 |
2 |
| Tokyo Electron Limited | 11599 |
2 |
| Olympus Corporation | 13667 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
2 |
| Other owners | 254 |