- All sections
- B - Performing operationstransporting
- B63J - Auxiliaries on vessels
- B63J 4/00 - Arrangements of installations for treating waste-water or sewage
Patent holdings for IPC class B63J 4/00
Total number of patents in this class: 285
10-year publication summary
|
44
|
33
|
43
|
30
|
34
|
19
|
33
|
13
|
15
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| PanAsia Co., Ltd. | 114 |
13 |
| Bawat A/S | 14 |
9 |
| Evoqua Water Technologies LLC | 916 |
8 |
| NK Co., Ltd. | 25 |
8 |
| Techcross Co., Ltd. | 37 |
8 |
| Koninklijke Philips N.V. | 24740 |
5 |
| Techwin Co., Ltd. | 64 |
5 |
| ABB Schweiz AG | 6942 |
4 |
| Alfawall Aktiebolag | 16 |
4 |
| Hanla IMS Co., Ltd. | 11 |
4 |
| Miura Co., Ltd. | 286 |
4 |
| SunRui Marine Environment Engineering Co., Ltd | 16 |
4 |
| Desmi Ocean Guard A/S | 6 |
4 |
| HD Hyundai Heavy Industries Co., Ltd. | 38 |
4 |
| B.V. Scheepswerf Damen Gorinchem | 8 |
3 |
| Hyundai Heavy Industries Co., Ltd. | 275 |
3 |
| Techcross Inc. | 14 |
3 |
| Hanwha Ocean Co., Ltd. | 120 |
3 |
| HD Korea Shipbuilding ＆ Offshore Engineering Co., Ltd. | 38 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8703 |
2 |
| Other owners | 184 |