- 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: 2305
10-year publication summary
|
146
|
208
|
199
|
232
|
195
|
185
|
183
|
179
|
150
|
105
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ecolab USA Inc. | 5528 |
127 |
| Screen Holdings Co., Ltd. | 2896 |
98 |
| Tokyo Electron Limited | 12979 |
85 |
| The Procter & Gamble Company | 22006 |
69 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43628 |
55 |
| Semes Co., Ltd. | 1516 |
42 |
| Ebara Corporation | 2189 |
31 |
| LG Electronics Inc. | 73588 |
25 |
| Lam Research Corporation | 5311 |
19 |
| BASF SE | 21017 |
15 |
| Samsung Electronics Co., Ltd. | 147787 |
14 |
| Illinois Tool Works Inc. | 11520 |
14 |
| Applied Materials, Inc. | 18932 |
14 |
| Kao Corporation | 4984 |
13 |
| Rohm and Haas Company | 2907 |
13 |
| ACM Research (Shanghai) Inc. | 337 |
11 |
| BISSELL Inc. | 1151 |
11 |
| Meiko Maschinenbau GmbH & Co. KG | 178 |
11 |
| Dow Global Technologies LLC | 10437 |
10 |
| Green Products & Technologies, L.L.C. | 38 |
10 |
| Other owners | 1618 |