Patent holdings for IPC class G03F 5/22

Total number of patents in this class: 5

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
Beijing Founder Electronics Co., Ltd.
131
1
Dolby Laboratories Licensing Corporation
4238
1
Peking University
1383
1
Peking University Founder Group Co., Ltd.
140
1
Peking University Founder R&D Center
25
1
Other owners 0