- All sections
- B - Performing operationstransporting
- B61D - Body details or kinds of railway vehicles
- B61D 37/00 - Other furniture or furnishings
Patent holdings for IPC class B61D 37/00
Total number of patents in this class: 161
10-year publication summary
|
14
|
16
|
13
|
25
|
13
|
7
|
13
|
6
|
7
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48172 |
20 |
| Siemens Mobility GmbH | 1888 |
14 |
| Siemens AG | 23996 |
11 |
| Hitachi, Ltd. | 16163 |
10 |
| Bombardier Transportation GmbH | 570 |
8 |
| CRRC Tangshan Co., Ltd. | 280 |
8 |
| The Boeing Company | 20186 |
6 |
| Alstom Holdings | 629 |
5 |
| Hitachi Kokusai Electric Inc. | 830 |
4 |
| B/E Aerospace, Inc. | 1687 |
4 |
| Koito Electric Industries, Ltd. | 52 |
4 |
| Marcopolo S.A. | 53 |
3 |
| Speedinnov | 21 |
3 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3272 |
3 |
| Safran Seats USA LLC | 350 |
3 |
| Seisenbacher GmbH | 6 |
3 |
| Kawasaki Railcar Manufacturing Co., Ltd. | 186 |
3 |
| Airbus Operations GmbH | 3459 |
2 |
| Nikon Corporation | 7230 |
2 |
| Asahi Glass Company, Limited | 2606 |
2 |
| Other owners | 43 |