- Sections
- F - éclairage; chauffage; armement; sautage
- F04D - Pompes à déplacement non positif
- F04D 11/00 - Autres pompes rotatives à déplacement non positif
Détention brevets de la classe F04D 11/00
Brevets de cette classe: 46
Historique des publications depuis 10 ans
|
2
|
3
|
5
|
3
|
1
|
6
|
3
|
2
|
3
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Ebara Corporation | 1951 |
5 |
| Whirlpool Corporation | 4238 |
3 |
| Schlumberger Technology Corporation | 9690 |
2 |
| Schlumberger Canada Limited | 6913 |
2 |
| Schlumberger Technology B.v. | 4951 |
2 |
| Fujikoki Corporation | 330 |
2 |
| Services Petroliers Schlumberger | 5426 |
2 |
| International Business Machines Corporation | 60644 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Hitachi, Ltd. | 16452 |
1 |
| Korea Institute of Science and Technology | 2022 |
1 |
| Terumo Kabushiki Kaisha | 5216 |
1 |
| Barts Health NHS Trust, The Royal London Hospital | 2 |
1 |
| Czech Technical University in Prague, Faculty of Civil Engineering | 4 |
1 |
| GHD Pty Ltd | 14 |
1 |
| Jiangsu University | 950 |
1 |
| National University Corporation Saitama University | 126 |
1 |
| Patterson Fan Company | 7 |
1 |
| Queen Mary University of London | 212 |
1 |
| Saint-Gobain Performance Plastics France | 43 |
1 |
| Autres propriétaires | 15 |