- All sections
- B - Performing operationstransporting
- B08B - Cleaning in generalprevention of fouling in general
- B08B 7/04 - Cleaning by methods not provided for in a single other subclass or a single group in this subclass by a combination of operations
Patent holdings for IPC class B08B 7/04
Total number of patents in this class: 750
10-year publication summary
|
44
|
48
|
54
|
72
|
73
|
57
|
58
|
56
|
31
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tokyo Electron Limited | 13854 |
34 |
| Screen Holdings Co., Ltd. | 3174 |
24 |
| Applied Materials, Inc. | 20459 |
18 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48539 |
16 |
| LG Electronics Inc. | 75807 |
14 |
| BSH Hausgeräte GmbH | 5643 |
13 |
| Whirlpool Corporation | 4651 |
12 |
| Semes Co., Ltd. | 1678 |
12 |
| Lam Research Corporation | 5652 |
11 |
| The Boeing Company | 20176 |
10 |
| Samsung Electronics Co., Ltd. | 158337 |
9 |
| Haier US Appliance Solutions, Inc. | 4072 |
9 |
| ASML Netherlands B.V. | 7959 |
8 |
| Align Technology, Inc. | 2293 |
7 |
| Samsung Display Co., Ltd. | 38791 |
6 |
| Illinois Tool Works Inc. | 11862 |
6 |
| ACM Research (Shanghai) Inc. | 440 |
6 |
| Ecolab USA Inc. | 5810 |
6 |
| NCH Corporation | 248 |
6 |
| Ebara Corporation | 2343 |
5 |
| Other owners | 518 |