Patent holdings for IPC class E02D 17/08

Total number of patents in this class: 158

10-year publication summary

17
21
23
20
9
18
11
11
17
8
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Subsurface,Inc.
25
9
Hence Construction Co., Ltd.
6
5
Secure Ground Solutions Ltd
5
5
2307050 Alberta Ltd.
5
5
National Trench Safety, LLC
9
4
Supportec Co., Ltd.
12
4
Isps Sp. z o.o.
6
4
Ground Protection, LLC
13
3
Hiram (WA) Pty Ltd
7
3
Quanta Associates, L.P.
455
3
P.S. Tech Co., Ltd.
8
3
Autoshore Ltd
3
3
Kolon Construction Co., Ltd.
7
2
Kundel Industries, Inc.
23
2
Stenger ApS
2
2
Fibrelite Composites Ltd
6
2
Daihan Cork Co., Ltd.
2
2
Holmatro B.V.
58
2
HAN, Hyungu
2
2
Land-side Construction Industries Tech. Co., Ltd.
2
2
Other owners 91