Patent holdings for IPC class E01C 7/20

Total number of patents in this class: 11

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
FUJIFILM Corporation
30210
1
A.L.M. Holding Company
83
1
Arkema France
4182
1
Dongre Laboratory Services, Inc.
3
1
Ergon Asphalt & Emulsions, Inc.
118
1
Showa Shell Sekiyu K.K.
85
1
Total Marketing Services
447
1
Guangzhou The Bond Chemicals Co. Ltd
1
1
Hansoo Natech Co., Ltd
3
1
Pronto Vial España S.L.
1
1
All States Construction, Inc.
10
1
Other owners 0