Patent holdings for IPC class H03K 21/17

Total number of patents in this class: 3

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
Samsung Electronics Co., Ltd.
151485
2
Ciena Corporation
2088
1
Other owners 0