- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 17/30 - Igniting arrangements
Patent holdings for IPC class H01J 17/30
Total number of patents in this class: 8
10-year publication summary
2
|
1
|
0
|
1
|
0
|
0
|
0
|
1
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
KLA-Tencor Corporation | 2574 |
2 |
Seiko Epson Corporation | 18724 |
1 |
Hamamatsu Photonics K.K. | 4161 |
1 |
Aerojet Rocketdyne, Inc. | 155 |
1 |
Ushio Denki Kabushiki Kaisha | 1088 |
1 |
Powerwave Technologies Sweden AB | 19 |
1 |
Signify Holding B.V. | 6837 |
1 |
Other owners | 0 |