- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 41/00 - Discharge tubes and means integral therewith for measuring gas pressure; Discharge 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
0
|
3
|
1
|
1
|
0
|
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
|
---|---|---|
SAES Getters S.p.A. | 338 |
2 |
Hewlett-Packard Development Company, L.P. | 28538 |
1 |
Aerojet Rocketdyne, Inc. | 155 |
1 |
INFICON GmbH | 59 |
1 |
Metrolab | 27 |
1 |
SRI International | 974 |
1 |
Ion Applications Inc. | 1 |
1 |
Other owners | 0 |