- 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: 80
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
|
|---|---|---|
| Panasonic Corporation | 19386 |
8 |
| Toshiba Materials Co., Ltd. | 565 |
8 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6200 |
7 |
| OSRAM GmbH | 2252 |
6 |
| General Electric Company | 13822 |
5 |
| Sumitomo Electric Industries, Ltd. | 16191 |
4 |
| Asahi Glass Company, Limited | 2654 |
4 |
| Sumiden Fine Conductors Co., Ltd | 9 |
4 |
| Sharp Kabushiki Kaisha | 18585 |
4 |
| Ushio Denki Kabushiki Kaisha | 1203 |
3 |
| Koninklijke Philips Electronics N.V. | 7823 |
2 |
| Mocon, Inc. | 118 |
2 |
| NEC Lighting, Ltd. | 69 |
2 |
| Sumitomo Metal Mining Co., Ltd. | 1945 |
2 |
| Ultraviolet Sciences, Inc. | 8 |
2 |
| KLA Corporation | 1812 |
2 |
| LG Electronics Inc. | 75274 |
1 |
| Centre National de La Recherche Scientifique | 10914 |
1 |
| Toshiba Corporation | 12687 |
1 |
| Kyocera Corporation | 14278 |
1 |
| Other owners | 11 |