Patent holdings for IPC class E01C 7/18

Total number of patents in this class: 326

10-year publication summary

25
30
36
34
26
34
22
19
13
8
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
14
Total Marketing Services
476
13
Ergon Asphalt & Emulsions, Inc.
117
12
A.L.M. Holding Company
86
10
BASF SE
20892
9
Kao Corporation
4959
9
Total Raffinage Marketing
154
7
Basell Poliolefine Italia S.r.l.
897
6
Honeywell International Inc.
13522
5
Asahi Kasei Kabushiki Kaisha
2653
5
Blacklidge Emulsions, Inc.
11
5
Iowa State University Research Foundation, Inc.
769
5
Road Science, L.L.C.
13
5
Saint-Gobain Adfors Canada, Ltd.
64
5
Totalenergies Onetech
1285
5
Asphalt Materials, Inc.
26
4
Colas
162
4
Hindustan Petroleum Corporation Limited
209
4
Latexfalt B.V.
19
4
Venture Corporation
4
4
Other owners 191