Patent holdings for IPC class E01C 7/22

Total number of patents in this class: 47

10-year publication summary

2
5
2
11
5
5
1
2
3
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Kao Corporation
5034
6
Idemitsu Kosan Co., Ltd.
4213
5
BASF SE
21150
4
Total Marketing Services
447
4
A.L.M. Holding Company
84
3
Ergon Asphalt & Emulsions, Inc.
119
2
Iowa State University Research Foundation, Inc.
814
2
Maeda Road Construction Co., Ltd
22
2
Manhole Adjusting Inc.
4
2
Macrebur Limited
12
2
Arkema France
4188
1
Asahi Kasei Kabushiki Kaisha
2791
1
Ceca S.A.
45
1
Eurovia
77
1
Gestion Bprr Inc.
1
1
Institut Francais des Sciences et Technologies des Transports, de L'amenagement et des Reseaux
54
1
Nippo Corporation
29
1
Nippon Paper Industries Co., Ltd.
841
1
Saint-Gobain Adfors Canada, Ltd.
62
1
Showa Shell Sekiyu K.K.
83
1
Other owners 5