- Sections
- E - Constructions fixes
- E02B - Hydraulique
- E02B 7/20 - Barrages mobilesPortes d'écluse
Détention brevets de la classe E02B 7/20
Brevets de cette classe: 134
Historique des publications depuis 10 ans
|
14
|
18
|
16
|
10
|
21
|
10
|
7
|
7
|
7
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Hitachi Zosen Corporation | 615 |
9 |
| Floodbreak, L.L.C. | 33 |
6 |
| Halo Maritime Defense Systems, Inc. | 25 |
4 |
| Smart Vent Products LLC | 19 |
4 |
| Hydroplus | 16 |
3 |
| RSA Protective Technologies, LLC | 20 |
3 |
| Rubicon Research Pty Ltd. | 70 |
3 |
| SWS Engineering S.p.A. | 11 |
3 |
| Verderg Ltd | 30 |
3 |
| Riverrestoration.org, LLC | 4 |
3 |
| Steen Olsen Invest ApS | 4 |
3 |
| China Power Consrtuction Group Guiyang Survey and Design Institute Co. Ltd | 6 |
3 |
| Chengdu Alangtech Co., Ltd. | 6 |
2 |
| The Chugoku Electric Power Co., Inc. | 513 |
2 |
| J.F. Brennan Company, Inc. | 23 |
2 |
| P.v. Flood Control Corp. | 30 |
2 |
| U-Tec Co., Ltd. | 9 |
2 |
| Littoral Power Systems Inc. | 19 |
2 |
| Van Den Noort Innovations BV | 4 |
2 |
| J&m Investment, LLC | 3 |
2 |
| Autres propriétaires | 71 |