- All sections
- B - Performing operations; transporting
- 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: 152
10-year publication summary
|
10
|
10
|
14
|
16
|
13
|
25
|
13
|
7
|
12
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
21 |
| Siemens AG | 24990 |
11 |
| Siemens Mobility GmbH | 1550 |
10 |
| Hitachi, Ltd. | 16452 |
9 |
| Bombardier Transportation GmbH | 682 |
8 |
| The Boeing Company | 19843 |
7 |
| CRRC Tangshan Co., Ltd. | 239 |
6 |
| Alstom Transport Technologies | 566 |
5 |
| B/E Aerospace, Inc. | 1493 |
4 |
| Koito Electric Industries, Ltd. | 52 |
4 |
| Marcopolo S.A. | 54 |
3 |
| Speedinnov | 21 |
3 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
3 |
| Safran Seats USA LLC | 321 |
3 |
| Seisenbacher GmbH | 4 |
3 |
| Kawasaki Railcar Manufacturing Co., Ltd. | 174 |
3 |
| Airbus Operations GmbH | 3188 |
2 |
| Hitachi Kokusai Electric Inc. | 1070 |
2 |
| Nikon Corporation | 7162 |
2 |
| Asahi Glass Company, Limited | 2985 |
2 |
| Other owners | 41 |