- Sections
- F - Mécaniqueéclairagechauffagearmementsautage
- F42B - Charges explosives, p. ex. pour le sautagefeux d'artificesmunitions
- F42B 1/028 - Charges creuses ou profilées caractérisées par la forme du revêtement
Détention brevets de la classe F42B 1/028
Brevets de cette classe: 174
Historique des publications depuis 10 ans
|
17
|
22
|
22
|
26
|
24
|
21
|
11
|
8
|
7
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20538 |
18 |
| Schlumberger Technology Corporation | 10372 |
14 |
| DYNAenergetics Europe GmbH | 230 |
12 |
| Hunting Titan, Inc. | 247 |
9 |
| QinetiQ Limited | 582 |
9 |
| Raytheon Company | 8426 |
7 |
| Wells Fargo Bank, National Association | 3649 |
6 |
| Saab AB | 809 |
5 |
| Alford IP Limited | 8 |
5 |
| Lawrence Livermore National Security, LLC | 1890 |
4 |
| Geodynamics, Inc. | 199 |
4 |
| Jet Physics Limited | 19 |
4 |
| Owen Oil Tools LP | 94 |
4 |
| The United States of America as represented by the Secretary of the Navy | 2732 |
3 |
| The United States of America as represented by the Secretary of the Army | 1192 |
3 |
| BAE Systems Bofors AB | 203 |
3 |
| P3D Solutions, Inc. | 4 |
3 |
| Linear Shaped Limited | 5 |
3 |
| Schlumberger Canada Limited | 7185 |
2 |
| Schlumberger Technology B.v. | 5090 |
2 |
| Autres propriétaires | 54 |