Patent holdings for IPC class B64U 20/77

Total number of patents in this class: 17

10-year publication summary

0
0
0
0
0
0
3
7
8
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Kubota Corporation
4160
3
National Research Council of Canada
1564
2
Xihua University
35
2
Wing Aviation LLC
537
2
Snap Inc.
6427
1
DIC Corporation
3890
1
Virginia Tech Intellectual Properties, Inc.
926
1
GRIFF AVIATION AS, a legal entity
18
1
Aeronext Inc.
184
1
NJS Co.,Ltd.
20
1
Acsl Ltd.
35
1
Extalon Industries GmbH
2
1
Other owners 0