- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 61/92 - Lamps with more than one main discharge path
Patent holdings for IPC class H01J 61/92
Total number of patents in this class: 34
10-year publication summary
|
1
|
1
|
3
|
2
|
1
|
1
|
0
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shinoda Plasma Co., Ltd. | 25 |
9 |
| Iwasaki Electric Co., Ltd. | 151 |
7 |
| Shinoda Plasma Corporation | 14 |
3 |
| Bourns, Inc. | 171 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | 166 |
1 |
| Allstate Garden Supply | 9 |
1 |
| Alpha-Cure Limited | 7 |
1 |
| Auralight International AB | 9 |
1 |
| Hoya Candeo Optronics Corporation | 42 |
1 |
| Ideal Star Inc. | 32 |
1 |
| Ushio Denki Kabushiki Kaisha | 1088 |
1 |
| Xylem IP Management S.A R.L. | 70 |
1 |
| Sharp Kabushiki Kaisha | 18957 |
1 |
| Guang Dong Bright Star Light & Electricity Co., Ltd. | 3 |
1 |
| Shikoh Tech Co., Ltd | 4 |
1 |
| Cosmo Holdings Co.,Ltd. | 13 |
1 |
| Other owners | 0 |