Patent holdings for IPC class E01C 7/32

Total number of patents in this class: 91

10-year publication summary

6
10
9
7
6
5
3
3
8
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Heritage Research Group, LLC
69
12
Sika Technology AG
2942
3
ESG Industry Co., Ltd.
10
3
Pavegard Products Inc.
3
3
All States Construction, Inc.
10
3
The Boeing Company
20102
2
Honeywell International Inc.
13561
2
CCCC First Highway Consultants Co Ltd
16
2
DENSO-Holding GmbH & Co.
99
2
Ennis Paint, Inc.
20
2
Research Institute of Highway Ministry of Transport
24
2
Washington State University
492
2
Willacoochee Industrial Fabrics, Inc.
32
2
Chongqing Construction Engineering Group Corporation Limited
3
2
Chang'an University
184
2
China Construction Steel Structure Corp. Ltd.
36
2
Novonovon Zrt.
5
2
ESG Construction Co., Ltd.
8
2
A-one Yoo Hwa
4
2
Henan College of Transportation
3
2
Other owners 37