- All sections
- E - Fixed constructions
- E01D - Bridges
- E01D 15/12 - Portable or sectional bridges
Patent holdings for IPC class E01D 15/12
Total number of patents in this class: 113
10-year publication summary
10
|
19
|
14
|
6
|
16
|
11
|
3
|
10
|
9
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Pibridge Ltd | 7 |
5 |
Champagne Edition Inc. | 22 |
4 |
Krauss-Maffei Wegmann GmbH & Co. KG | 304 |
4 |
Multy Home LP | 150 |
4 |
Omega Trestle LLC | 7 |
4 |
QinetiQ Limited | 621 |
4 |
BAE SYSTEMS plc | 2215 |
3 |
Gatelink Aircraft Boarding Systems, Inc. | 7 |
3 |
Progress Rail Services Corp | 225 |
2 |
The United States of America as represented by the Secretary of the Army | 1195 |
2 |
Anthony Hardwood Composites, Inc. | 13 |
2 |
East Island Aviation Services, Inc. | 9 |
2 |
ETS A. Deschamps et Fils | 18 |
2 |
General Dynamics European Land Systems-Germany GmbH | 6 |
2 |
Leum Engineering, Inc. | 62 |
2 |
Pearson Engineering Limited | 25 |
2 |
Shenzhen Cimc-tianda Airport Support Ltd. | 33 |
2 |
Survitec Group Limited | 74 |
2 |
Dagesse, Paul | 2 |
2 |
Snbc Inc. | 6 |
2 |
Other owners | 58 |