- All sections
- B - Performing operationstransporting
- B08B - Cleaning in generalprevention of fouling in general
- B08B 3/04 - Cleaning involving contact with liquid
Patent holdings for IPC class B08B 3/04
Total number of patents in this class: 2362
10-year publication summary
|
213
|
207
|
238
|
204
|
195
|
197
|
189
|
157
|
130
|
37
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ecolab USA Inc. | 5732 |
128 |
| Screen Holdings Co., Ltd. | 3103 |
106 |
| Tokyo Electron Limited | 13553 |
87 |
| The Procter & Gamble Company | 21893 |
69 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47419 |
55 |
| Semes Co., Ltd. | 1597 |
43 |
| Ebara Corporation | 2270 |
31 |
| LG Electronics Inc. | 75045 |
25 |
| Lam Research Corporation | 5543 |
20 |
| Samsung Electronics Co., Ltd. | 154120 |
16 |
| BASF SE | 21129 |
15 |
| Applied Materials, Inc. | 20053 |
15 |
| Rohm and Haas Company | 2940 |
14 |
| Kao Corporation | 5025 |
13 |
| ACM Research (Shanghai) Inc. | 408 |
13 |
| Illinois Tool Works Inc. | 11742 |
12 |
| Dow Global Technologies LLC | 10798 |
11 |
| Meiko Maschinenbau GmbH & Co. KG | 178 |
11 |
| BISSELL Inc. | 1147 |
10 |
| Green Products & Technologies, L.L.C. | 38 |
10 |
| Other owners | 1658 |