- All sections
- H - Electricity
- H01T - Spark gapsovervoltage arresters using spark gapssparking plugscorona devicesgenerating ions to be introduced into non-enclosed gases
- H01T 14/00 - Spark gaps not provided for in groups
Patent holdings for IPC class H01T 14/00
Total number of patents in this class: 24
10-year publication summary
|
2
|
3
|
1
|
0
|
0
|
2
|
1
|
1
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46618 |
3 |
| State Grid Corporation of China | 1376 |
2 |
| Toyota Motor Corporation | 33077 |
1 |
| Toshiba Corporation | 12514 |
1 |
| Robert Bosch GmbH | 42861 |
1 |
| The Trustees of Columbia University in the City of New York | 3597 |
1 |
| Advanced Fusion Systems LLC | 68 |
1 |
| Alphaport, Inc. | 1 |
1 |
| Asia Vital Components Co., Ltd. | 412 |
1 |
| China Electric Power Research Institute | 278 |
1 |
| IHI Corporation | 3453 |
1 |
| Ishikawajima-Harima Heavy Industries Co., Ltd. | 24 |
1 |
| MHI Health Devices, LLC | 26 |
1 |
| Oerlikon Surface Solutions AG, Pfaffikon | 549 |
1 |
| Toshiba Materials Co., Ltd. | 654 |
1 |
| University of Virginia Patent Foundation | 1594 |
1 |
| Baker Hughes, a GE Company, LLC | 2109 |
1 |
| China Electric Power Research Institute Company Limited | 140 |
1 |
| Stratospheric Composite Water ION (Shenzhen) Co., Ltd | 4 |
1 |
| Nextern Innovation, LLC | 46 |
1 |
| Other owners | 1 |