Patent holdings for IPC class H01J 3/32

Total number of patents in this class: 8

10-year publication summary

0
2
0
1
2
1
0
0
0
0
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Hitachi, Ltd.
15726
1
Mitsubishi Electric Corporation
47014
1
Tokyo Electron Limited
13169
1
The Board of Trustees of the Leland Stanford Junior University
6548
1
Cognex Corporation
578
1
Rayton Solar Inc.
7
1
Semes Co., Ltd.
1530
1
Sumitomo Heavy Industries, Ltd.
1981
1
Other owners 0