- All sections
- E - Fixed constructions
- E01D - Bridges
- E01D 19/04 - BearingsHinges
Patent holdings for IPC class E01D 19/04
Total number of patents in this class: 193
10-year publication summary
|
13
|
26
|
18
|
26
|
15
|
14
|
8
|
5
|
6
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Maurer Engineering GmbH | 59 |
7 |
| Shenzhen Municipal Design & Research Institute Co., Ltd. | 24 |
6 |
| Shenzhen Innova-Wise Engineering Technology Consulting Co., Ltd. | 9 |
6 |
| Bridge Bearing Manufacture Co., Ltd. | 7 |
6 |
| Maurer Sohne Engineering GmbH & Co. KG | 11 |
5 |
| Sho-bond Corporation | 16 |
5 |
| The Yokohama Rubber Co., Ltd. | 4114 |
4 |
| Oiles Corporation | 498 |
4 |
| Worksafe Technologies | 16 |
4 |
| Southeast University | 1545 |
3 |
| Nanjing Maole Engineering Materials Co., Ltd. | 11 |
3 |
| NEC Corporation | 36934 |
2 |
| Omron Corporation | 7358 |
2 |
| BYD Company Limited | 6463 |
2 |
| CCCC First Highway Consultants Co Ltd | 16 |
2 |
| Doka Industrie GmbH | 30 |
2 |
| Dreco Energy Services Ltd. | 5 |
2 |
| IHI Infrastructure Systems Co., Ltd. | 21 |
2 |
| mageba S.A. | 3 |
2 |
| R.J. Watson, Inc. | 4 |
2 |
| Other owners | 122 |