- All sections
- E - Fixed constructions
- E03F - Sewerscesspools
- E03F 7/12 - Installations enabling inspection personnel to drive along sewer canals
Patent holdings for IPC class E03F 7/12
Total number of patents in this class: 65
10-year publication summary
|
3
|
4
|
2
|
5
|
6
|
5
|
3
|
10
|
3
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seescan, Inc. | 529 |
13 |
| iPEK International GmbH | 41 |
8 |
| Milwaukee Electric Tool Corporation | 4300 |
5 |
| Gulf Coast Underground, LLC | 6 |
3 |
| Liqui-Force Services (Ontario) Inc. | 11 |
3 |
| Leak Detector AS | 8 |
3 |
| Envirosight LLC | 35 |
2 |
| RedZone Robotics, Inc. | 69 |
2 |
| Trelleborg Pipe Seals Duisburg GmbH | 26 |
2 |
| V-tech BV | 2 |
2 |
| IREN S.p.A. | 5 |
2 |
| Luisa Anne Sivacoe | 12 |
2 |
| Jennison Corporation | 1 |
1 |
| Korea Environment Corporation | 8 |
1 |
| Pure Software Solutions, Inc. | 1 |
1 |
| Sanexen Environmental Services Inc. | 41 |
1 |
| Suez Groupe | 171 |
1 |
| Suez International | 333 |
1 |
| Tractel Ltd. | 20 |
1 |
| Water Resources Facilties & Maintenace Co., Ltd. | 5 |
1 |
| Other owners | 10 |