- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 65/00 - Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
Patent holdings for IPC class H01J 65/00
Total number of patents in this class: 223
10-year publication summary
|
5
|
9
|
5
|
4
|
3
|
6
|
13
|
29
|
16
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ushio Denki Kabushiki Kaisha | 1088 |
60 |
| Shinoda Plasma Co., Ltd. | 25 |
14 |
| Hamamatsu Photonics K.K. | 4161 |
9 |
| ORC Manufacturing Co., Ltd. | 65 |
8 |
| Shinoda Plasma Corporation | 14 |
8 |
| Panasonic Corporation | 20786 |
7 |
| Sharp Kabushiki Kaisha | 18957 |
7 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
5 |
| KLA-Tencor Corporation | 2574 |
5 |
| Shikoh Tech LLC | 5 |
5 |
| Energetiq Technology, Inc. | 34 |
4 |
| Lecip Corporation | 10 |
4 |
| LG Display Co., Ltd. | 11907 |
3 |
| GS Yuasa Corporation | 91 |
3 |
| GS Yuasa International Ltd. | 1834 |
3 |
| Harison Toshiba Lighting Corp. | 48 |
3 |
| Unilam Co., Ltd. | 4 |
3 |
| Koninklijke Philips Electronics N.V. | 13133 |
2 |
| Kyocera Corporation | 12735 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
| Other owners | 66 |