- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 61/067 - Main electrodes for low-pressure discharge lamps
Patent holdings for IPC class H01J 61/067
Total number of patents in this class: 73
10-year publication summary
|
1
|
2
|
0
|
6
|
3
|
1
|
3
|
3
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toshiba Materials Co., Ltd. | 563 |
8 |
| Panasonic Corporation | 18896 |
7 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6167 |
7 |
| General Electric Company | 13912 |
5 |
| OSRAM GmbH | 2197 |
5 |
| Asahi Glass Company, Limited | 2611 |
4 |
| Sharp Kabushiki Kaisha | 18520 |
4 |
| Ushio Denki Kabushiki Kaisha | 1210 |
3 |
| Sumitomo Electric Industries, Ltd. | 16412 |
2 |
| Koninklijke Philips Electronics N.V. | 7319 |
2 |
| Mocon, Inc. | 118 |
2 |
| NEC Lighting, Ltd. | 69 |
2 |
| Sumiden Fine Conductors Co., Ltd | 7 |
2 |
| Sumitomo Metal Mining Co., Ltd. | 1982 |
2 |
| Ultraviolet Sciences, Inc. | 8 |
2 |
| KLA Corporation | 1865 |
2 |
| LG Electronics Inc. | 75807 |
1 |
| Centre National de La Recherche Scientifique | 11055 |
1 |
| Kyocera Corporation | 14402 |
1 |
| Hamamatsu Photonics K.K. | 4704 |
1 |
| Other owners | 10 |