Patent holdings for IPC class E01C 5/22

Total number of patents in this class: 170

10-year publication summary

32
19
21
23
4
13
6
21
13
13
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
61
6
Astra Capital Incorporated
42
4
NPK Access Solutions LLC
46
4
Crafco, Inc.
35
3
HB Green Resources, LLC
8
3
MacNeil IP LLC
282
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
11127
2
Purdue Research Foundation
3937
2
Baustoffwerke Gebhart & Soehne GmbH & Co. KG
23
2
Champagne Edition Inc.
22
2
Colas
158
2
Cold Spring Granite Company
85
2
Keystone Retaining Wall Systems LLC
193
2
LIXIL Corporation
778
2
Multy Home LP
169
2
Other owners 88