Patent holdings for IPC class E01C 11/24

Total number of patents in this class: 188

10-year publication summary

27
20
17
22
18
9
7
7
12
4
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Heritage Research Group, LLC
59
7
NPK Access Solutions LLC
48
7
Astra Capital Incorporated
39
5
APT Asia Pacific Pty. Ltd.
10
5
Expertus Kemiteknik AB
17
3
Jing SI Pureland Co., Ltd.
17
3
Universite Laval
717
3
CGS Korea Co., Ltd.
4
3
Kao Corporation
4979
2
Dow Global Technologies LLC
10402
2
Commissariat à l'énergie atomique et aux energies alternatives
10941
2
Arctic Snow and Ice Control, Inc.
3
2
Bergkamp, Inc.
30
2
Colas
160
2
Combitile Pty Ltd
11
2
Engineered Plastics, Inc.
2
2
F. Von Langsdorff Licensing Limited
46
2
Haiso Technology Co., Ltd
5
2
Hubei Expressway Business Development Co., Ltd
2
2
OMS Investments, Inc.
908
2
Other owners 128