- All sections
- B - Performing operationstransporting
- B61B - Railway systemsequipment therefor not otherwise provided for
- B61B 3/02 - Elevated railway systems with suspended vehicles with self-propelled vehicles
Patent holdings for IPC class B61B 3/02
Total number of patents in this class: 283
10-year publication summary
|
23
|
30
|
31
|
31
|
33
|
36
|
29
|
32
|
35
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Machinery, Ltd. | 1458 |
79 |
| Daifuku Co., Ltd. | 933 |
30 |
| EagleRail Container Logistics, LLC | 14 |
10 |
| Ottobahn GmbH | 11 |
7 |
| SEW-EURODRIVE GmbH & Co. KG | 1917 |
6 |
| Robert Bosch GmbH | 41786 |
5 |
| CW Designs, LLC | 7 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
4 |
| Eisenmann SE | 149 |
4 |
| Hydro-Quebec | 644 |
4 |
| CRRC Yangtze Co., Ltd. | 79 |
4 |
| S & S Engineering Corp. | 9 |
4 |
| Micron Technology, Inc. | 25824 |
3 |
| ABB Schweiz AG | 6632 |
3 |
| Innova Patent GmbH | 249 |
3 |
| Keio University | 1086 |
3 |
| Liko Research & Development AB | 133 |
3 |
| Minrail Inc. | 5 |
3 |
| Swift TRAM, Inc. | 3 |
3 |
| Taiyuan University of Technology | 232 |
3 |
| Other owners | 97 |