Patent holdings for IPC class E01F 9/576

Total number of patents in this class: 43

10-year publication summary

5
9
9
8
11
7
6
3
5
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
3m Innovative Properties Company
17455
4
Trafco Industries, Inc.
6
3
Aichi Steel Corporation
392
2
Roadcare Co.,Ltd.
2
2
S-L IP, LLC
5
2
Dai Nippon Printing Co., Ltd.
4270
1
Rohm and Haas Company
2943
1
Airlite Plastics Co.
97
1
Case Western Reserve University
1907
1
Flint Trading, Inc.
39
1
Heijmans N.V.
8
1
Here Global B.V.
2269
1
Lucobit AG
26
1
New York State Thruway Authority
3
1
Patch Rubber Company
15
1
StonCor Group, Inc.
75
1
Preform, LLC
3
1
ETI Ltd.
3
1
Lighthouse & Beacon, Inc.
1
1
Eli Co., Ltd.
8
1
Other owners 15