Patent holdings for IPC class G03B 9/66

Total number of patents in this class: 3

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
Testo AG
74
2
Nidec Copal Corporation
271
1
Other owners 0