- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 1/26 - Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of wood
Patent holdings for IPC class E04B 1/26
Total number of patents in this class: 625
10-year publication summary
58
|
65
|
87
|
78
|
73
|
69
|
74
|
74
|
61
|
33
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Simpson Strong-Tie Company, Inc. | 719 |
74 |
Cetres Holdings, LLC | 106 |
46 |
Illinois Tool Works Inc. | 11450 |
17 |
Sekisui House, Ltd. | 188 |
17 |
Columbia Insurance Company | 1506 |
15 |
Shelter Co., Ltd. | 15 |
12 |
OMG Building Products LLC | 109 |
12 |
Mitek Holdings, Inc. | 251 |
10 |
Rotho Blaas Gmbh/srl | 14 |
10 |
Knapp GmbH | 33 |
9 |
Qingdao University of Technology | 610 |
8 |
Iida Sangyo Co., Ltd. | 14 |
6 |
Jack Walters & Sons, Corp. | 15 |
5 |
Rotho-Blaas S.r.l. | 8 |
5 |
Sr Systems, LLC | 32 |
5 |
Universita degli Studi di Padova | 265 |
5 |
Simpson Strong-Tie A/S | 19 |
5 |
Phylem Structures, S.L. | 10 |
5 |
Fox Hardwood Lumber Company, L.L.C. | 41 |
4 |
The Hillman Group, Inc. | 396 |
4 |
Other owners | 351 |