Patent holdings for IPC class G03B 21/36

Total number of patents in this class: 4

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
Hewlett-Packard Development Company, L.P.
25337
1
Olympus Corporation
13003
1
SZ DJI Technology Co., Ltd
6909
1
Thomas E. Kretzschmar
1
1
Other owners 0