- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 7/22 - Placing by screwing down
Patent holdings for IPC class E02D 7/22
Total number of patents in this class: 236
10-year publication summary
|
28
|
22
|
18
|
25
|
17
|
20
|
19
|
40
|
22
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hubbell Incorporated | 3239 |
33 |
| Ojjo, Inc. | 113 |
22 |
| American Piledriving Equipment, Inc. | 63 |
13 |
| Soilmec S.p.A. | 75 |
11 |
| Krinner Innovation GmbH | 50 |
10 |
| Pier Tech Systems, LLC | 25 |
10 |
| Bauer Spezialtiefbau GmbH | 112 |
9 |
| Spinex Systems, Inc. | 12 |
7 |
| Nippon Steel Corporation | 6181 |
5 |
| Spinnanker GmbH | 7 |
5 |
| Soletanche Freyssinet | 477 |
4 |
| Samil Engineering & Construction Co.,Ltd | 25 |
4 |
| Aalborg Universitet | 166 |
3 |
| Atlantech S.r.l. | 3 |
3 |
| Bauer Maschinen GmbH | 218 |
3 |
| Magnum Piering, Inc. | 11 |
3 |
| Nippon Steel & Sumikin Engineering Co., Ltd. | 184 |
3 |
| OKA Rock Bolt Technologies Pty Limited | 8 |
3 |
| Other Lab, LLC | 72 |
3 |
| Drill Tech Drilling and Shoring, Inc. | 5 |
3 |
| Other owners | 79 |