- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 1/18 - Supports; Vibration-damping arrangements
Patent holdings for IPC class H01J 1/18
Total number of patents in this class: 28
10-year publication summary
6
|
1
|
1
|
2
|
2
|
2
|
2
|
1
|
2
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Paton Turbine Technologies LLC | 3 |
3 |
Schlumberger Technology Corporation | 9690 |
2 |
Hamamatsu Photonics K.K. | 4161 |
2 |
Schlumberger Canada Limited | 6913 |
1 |
Schlumberger Technology B.v. | 4951 |
1 |
Schlumberger Holdings Limited | 2947 |
1 |
Hitachi High-Tech Science Corporation | 326 |
1 |
Koninklijke Philips N.V. | 22975 |
1 |
ASML Netherlands B.V. | 6816 |
1 |
OSRAM GmbH | 2442 |
1 |
Amazing Microelectronic Corp. | 78 |
1 |
Denka Company Limited | 2189 |
1 |
GE Sensing & Inspection Technologies GmbH | 95 |
1 |
Prad Research and Development Limited | 2696 |
1 |
Radium Lampenwerk GmbH | 19 |
1 |
Services Petroliers Schlumberger | 5426 |
1 |
Toshiba Electron Tubes & Devices Co., Ltd. | 56 |
1 |
TWi Limited | 17 |
1 |
Siemens Healthineers AG | 5714 |
1 |
Canon Electron Tubes & Devices Co., Ltd. | 154 |
1 |
Other owners | 4 |