Patent holdings for IPC class H01J 1/05

Total number of patents in this class: 18

10-year publication summary

1
2
2
0
1
1
1
1
1
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Massachusetts Institute of Technology
10196
5
Hon Hai Precision Industry Co., Ltd.
4016
3
Tsinghua University
6110
3
Param Corporation
8
2
Westlake University
183
2
China Star Optoelectronics International (HK) Limited
3
1
Korea University Research and Business Foundation
3170
1
The Trustees of Indiana University
801
1
Other owners 0