- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 15/00 - Gas-filled discharge tubes with gaseous cathodes, e.g. plasma cathodes
Patent holdings for IPC class H01J 15/00
Total number of patents in this class: 35
10-year publication summary
|
5
|
4
|
2
|
0
|
0
|
0
|
1
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hubbell Incorporated | 3052 |
5 |
| Yazaki Corporation | 6282 |
2 |
| Rockwell Automation Technologies, Inc. | 2547 |
2 |
| Arlington Industries, Inc. | 242 |
2 |
| LG Electronics Inc. | 69257 |
1 |
| Deere & Company | 6845 |
1 |
| Hitachi Metals, Ltd. | 2175 |
1 |
| Robert Bosch GmbH | 40953 |
1 |
| Cisco Technology, Inc. | 18858 |
1 |
| Mitsubishi Electric Corporation | 43934 |
1 |
| Cardiac Pacemakers, Inc. | 3115 |
1 |
| Sumitomo Wiring Systems, Ltd. | 9367 |
1 |
| Thermo Fisher Scientific Inc. | 207 |
1 |
| Siemens Industry, Inc. | 1417 |
1 |
| Dublin City University | 171 |
1 |
| Durex International Corp. | 6 |
1 |
| Emerson Electric Co. | 601 |
1 |
| ERICO International Corporation | 212 |
1 |
| Indiana University Research and Technology Corporation | 808 |
1 |
| Kent State University | 247 |
1 |
| Other owners | 8 |