- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 9/395 - Filling vessels
Patent holdings for IPC class H01J 9/395
Total number of patents in this class: 44
10-year publication summary
|
6
|
3
|
2
|
1
|
0
|
2
|
0
|
1
|
0
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SAES Getters S.p.A. | 338 |
9 |
| OSRAM GmbH | 2442 |
6 |
| Panasonic Corporation | 20786 |
5 |
| General Electric Company | 18133 |
3 |
| Canon Inc. | 36841 |
2 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
2 |
| Koninklijke Philips Electronics N.V. | 13133 |
2 |
| Ceravision Limited | 49 |
2 |
| E. I. du Pont de Nemours and Company | 4345 |
1 |
| Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | 166 |
1 |
| Brace GmbH | 3 |
1 |
| Chugai Ro Co., Ltd. | 124 |
1 |
| EGL Company, Inc. | 1 |
1 |
| Iwasaki Electric Co., Ltd. | 151 |
1 |
| Triade Electronique | 3 |
1 |
| Umicore AG & Co. KG | 867 |
1 |
| Veolia Proprete | 39 |
1 |
| Fujian Ydj Light Co., Ltd. | 14 |
1 |
| Inovl, Inc. | 1 |
1 |
| JONIX S.p.A. | 9 |
1 |
| Other owners | 1 |