- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 1/36 - Treatment of water, waste water, or sewage with mechanical oscillations ultrasonic vibrations
Patent holdings for IPC class C02F 1/36
Total number of patents in this class: 481
10-year publication summary
|
39
|
42
|
38
|
36
|
48
|
38
|
35
|
33
|
26
|
35
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FloDesign Sonics, Inc. | 161 |
26 |
| P Tech, LLC | 147 |
16 |
| Sanuwave, Inc. | 73 |
10 |
| Hitachi, Ltd. | 15588 |
9 |
| Brisben Water Solutions LLC | 20 |
9 |
| Mage, LLC | 10 |
9 |
| Stichting Wetsus Centre of Excellence for Sustainable Water Technology | 38 |
7 |
| Kp2m Limited | 9 |
7 |
| Kimberly-clark Worldwide, Inc. | 5451 |
5 |
| Seiko Epson Corporation | 19664 |
5 |
| DS Services of America, Inc. | 261 |
5 |
| Ecosphere Technologies, Inc. | 12 |
5 |
| Soochow University | 1741 |
5 |
| Pontic Technology, LLC | 8 |
5 |
| Battelle Memorial Institute | 2484 |
4 |
| Evoqua Water Technologies LLC | 920 |
4 |
| National Research Council of Canada | 1550 |
4 |
| SKF Marine GmbH | 84 |
4 |
| Santa Mineral Co., Ltd. | 12 |
4 |
| Fluent Technologies, LLC | 4 |
4 |
| Other owners | 334 |