- All sections
- B - Performing operations; transporting
- B08B - Cleaning in general; prevention 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: 2182
10-year publication summary
|
187
|
152
|
213
|
206
|
237
|
204
|
188
|
173
|
165
|
63
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ecolab USA Inc. | 5190 |
116 |
| Tokyo Electron Limited | 11599 |
84 |
| Screen Holdings Co., Ltd. | 2431 |
83 |
| The Procter & Gamble Company | 22178 |
62 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
51 |
| Semes Co., Ltd. | 1119 |
34 |
| LG Electronics Inc. | 69257 |
26 |
| Ebara Corporation | 1951 |
26 |
| Lam Research Corporation | 4775 |
19 |
| BASF SE | 19740 |
13 |
| Applied Materials, Inc. | 16587 |
13 |
| Kao Corporation | 4843 |
13 |
| Illinois Tool Works Inc. | 11152 |
11 |
| Rohm and Haas Company | 2805 |
11 |
| Samsung Electronics Co., Ltd. | 131630 |
10 |
| Green Products & Technologies, L.L.C. | 37 |
10 |
| Meiko Maschinenbau GmbH & Co. KG | 181 |
10 |
| Kioxia Corporation | 9847 |
10 |
| General Electric Company | 18133 |
9 |
| Henkel AG & Co. KGaA | 10129 |
9 |
| Other owners | 1562 |