- All sections
- E - Fixed constructions
- E04B - General building constructions; walls, e.g. partitions; roofs; floors; ceilings; insulation or other protection of buildings
- E04B 1/38 - Connections for building structures in general
Patent holdings for IPC class E04B 1/38
Total number of patents in this class: 1060
10-year publication summary
|
158
|
95
|
106
|
129
|
120
|
101
|
84
|
81
|
54
|
31
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Simpson Strong-Tie Company, Inc. | 583 |
45 |
| Mitek Holdings, Inc. | 250 |
27 |
| Cetres Holdings, LLC | 98 |
21 |
| Hohmann & Barnard, Incorporated | 158 |
20 |
| OMG, Inc. | 146 |
18 |
| Advanced Architectural Products, LLC | 72 |
15 |
| RMH Tech LLC | 80 |
12 |
| Columbia Insurance Company | 1569 |
11 |
| Illinois Tool Works Inc. | 11152 |
10 |
| Jack Walters & Sons, Corp. | 15 |
9 |
| Cemco, LLC | 123 |
9 |
| Acculign Holdings, Inc. | 12 |
8 |
| The Hillman Group, Inc. | 374 |
8 |
| Knauf Gips KG | 534 |
8 |
| Nichiha Corporation | 186 |
7 |
| Owens Corning Intellectual Capital, LLC | 1456 |
7 |
| Specified Technologies Inc. | 80 |
7 |
| Z-modular Holding, Inc. | 25 |
7 |
| FERO Corporation | 44 |
6 |
| Valinge Innovation AB | 915 |
6 |
| Other owners | 799 |