- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 41/00 - Discharge tubes and means integral therewith for measuring gas pressureDischarge tubes for evacuation by diffusion of ions
Patent holdings for IPC class H01J 41/00
Total number of patents in this class: 8
10-year publication summary
|
3
|
1
|
1
|
0
|
2
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SAES Getters S.p.A. | 323 |
2 |
| The Regents of the University of California | 19887 |
1 |
| Hewlett-Packard Development Company, L.P. | 25887 |
1 |
| Aerojet Rocketdyne, Inc. | 163 |
1 |
| Metrolab | 24 |
1 |
| SRI International | 1014 |
1 |
| Ion Applications Inc. | 1 |
1 |
| Other owners | 0 |