Patent holdings for IPC class E04H 7/00

Total number of patents in this class: 43

10-year publication summary

4
4
3
1
0
0
1
0
1
1
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
CTB, Inc.
335
5
Sukup Manufacturing Company
129
3
HMT LLC, FORMERLY HMT Inc.
38
2
Hyundai Heavy Industries Co., Ltd.
276
2
Pre-Form Systems LLC
5
2
Sioux Steel Company
91
2
The Boeing Company
20166
1
Shin-Etsu Chemical Co., Ltd.
5773
1
1 Space Pty Ltd
9
1
Caldwell Tanks, Inc.
6
1
Cantoni Gruas y Montajes S.r.l.
7
1
China Shenhua Energy Company Limited
24
1
Intex Marketing Ltd.
237
1
Northern Technologies International Corporation
90
1
Olympus Technologies, Inc.
6
1
Sea Box, Inc.
19
1
Straight'n Level Fencing Solutions Inc.
4
1
Titan Energy Services Ltd.
3
1
University of Maine System Board of Trustees
287
1
Plasticon Composites International Contracting BV
1
1
Other owners 13