Patent holdings for IPC class E01C 5/20

Total number of patents in this class: 147

10-year publication summary

17
19
24
20
19
18
8
7
7
7
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Quality Mat Company
44
11
Brandbumps, LLC
18
8
Keystone Retaining Wall Systems LLC
218
7
Brock USA, LLC
56
6
Airlite Plastics Co.
92
5
Newpark Mats & Integrated Services LLC
36
4
NPK Access Solutions LLC
46
4
Astra Capital Incorporated
38
3
Flint Trading, Inc.
41
3
Signature Systems Group, LLC
54
3
Ch3 Solutions, LLC
48
3
ISOKON, d.o.o., Slovenske Konjice
7
3
Gerflor
117
2
Jing SI Pureland Co., Ltd.
17
2
Omachron Intellectual Property Inc.
897
2
Oxford Plastic Systems Limited
39
2
Reynolds Presto Products Inc.
130
2
Snap Lock Industries, Inc.
56
2
Spartan Mat, LLC
15
2
Vast Enterprises, LLC
4
2
Other owners 71