- All sections
- B - Performing operationstransporting
- B60L - Propulsion of electrically-propelled vehiclessupplying electric power for auxiliary equipment of electrically-propelled vehicleselectrodynamic brake systems for vehicles in generalmagnetic suspension or levitation for vehiclesmonitoring operating variables of electrically-propelled vehicleselectric safety devices for electrically-propelled vehicles
- B60L 9/18 - Electric propulsion with power supply external to the vehicle using AC induction motors fed from DC supply lines
Patent holdings for IPC class B60L 9/18
Total number of patents in this class: 803
10-year publication summary
|
37
|
69
|
59
|
53
|
59
|
35
|
56
|
55
|
38
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 25645 |
85 |
| Mitsubishi Electric Corporation | 48172 |
67 |
| NTN Corporation | 4925 |
58 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12353 |
58 |
| Hitachi, Ltd. | 16163 |
39 |
| Nissan Motor Co., Ltd. | 13014 |
38 |
| Hitachi Construction Machinery Co., Ltd. | 2762 |
32 |
| Hitachi Automotive Systems, Ltd. | 3954 |
29 |
| Mitsubishi Jidosha Kogyo Kabushiki Kaisha | 1544 |
27 |
| Aisin AW Co., Ltd. | 2251 |
22 |
| Hitachi Astemo, Ltd. | 6419 |
18 |
| Sumitomo Wiring Systems, Ltd. | 11117 |
17 |
| Sumitomo Electric Industries, Ltd. | 16448 |
16 |
| Mazda Motor Corporation | 3304 |
16 |
| AutoNetworks Technologies, Ltd. | 7192 |
16 |
| Kubota Corporation | 4409 |
14 |
| Honda Motor Co., Ltd. | 26105 |
13 |
| Aisin Corporation | 1945 |
13 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6169 |
10 |
| Komatsu Ltd. | 4751 |
9 |
| Other owners | 206 |