- All sections
- E - Fixed constructions
- E01B - Permanent way; permanent-way tools; machines for making railways of all kinds
- E01B 25/22 - Tracks for railways with the vehicle suspended from rigid supporting rails
Patent holdings for IPC class E01B 25/22
Total number of patents in this class: 46
10-year publication summary
|
0
|
9
|
0
|
5
|
5
|
3
|
7
|
5
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rail-veyor Technologies Global Inc. | 28 |
5 |
| PPG Industries Ohio, Inc. | 3430 |
2 |
| Konecranes Global Corporation | 484 |
2 |
| Konkan Railway Corporation Ltd. | 4 |
2 |
| Murata Machinery, Ltd. | 1386 |
2 |
| SEW-EURODRIVE GmbH & Co. KG | 1816 |
2 |
| CRRC Yangtze Co., Ltd. | 76 |
2 |
| Beamways AB | 1 |
1 |
| Beijing Jiaotong University | 128 |
1 |
| Brunkeberg Systems AB | 22 |
1 |
| Conductix-Wampfler GmbH | 88 |
1 |
| Daifuki Co., Ltd. | 1 |
1 |
| Daifuku Co., Ltd. | 860 |
1 |
| Eisenmann AG | 103 |
1 |
| Handicare Stairlifts B.V. | 15 |
1 |
| Inotera Memories, Inc. | 3 |
1 |
| Joerns Healthcare, LLC | 93 |
1 |
| Leitner S.p.A. | 83 |
1 |
| Mobilités Mondiales Inc. | 7 |
1 |
| Murata Kikai Kabushiki Kaisha | 105 |
1 |
| Other owners | 16 |