Patent holdings for IPC class E01C 5/22

Total number of patents in this class: 167

10-year publication summary

32
19
21
23
4
13
6
21
13
7
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Quality Mat Company
43
23
Brandbumps, LLC
19
9
Brock USA, LLC
60
6
Astra Capital Incorporated
41
4
NPK Access Solutions LLC
47
4
Crafco, Inc.
33
3
HB Green Resources, LLC
8
3
MacNeil IP LLC
265
3
Diamond T Services, Inc.
4
3
CT-Coating AG
9
3
Plastic Ties Technologies LLC
8
3
Commissariat à l'énergie atomique et aux energies alternatives
11013
2
Purdue Research Foundation
3853
2
Baustoffwerke Gebhart & Soehne GmbH & Co. KG
19
2
Champagne Edition Inc.
22
2
Colas
159
2
Keystone Retaining Wall Systems LLC
195
2
LIXIL Corporation
747
2
Multy Home LP
171
2
Oxford Plastic Systems Limited
43
2
Other owners 85