- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 1/19 - Three-dimensional framework structures
Patent holdings for IPC class E04B 1/19
Total number of patents in this class: 631
10-year publication summary
|
79
|
105
|
110
|
100
|
68
|
56
|
76
|
67
|
52
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitek Holdings, Inc. | 251 |
20 |
| Z-modular Holding, Inc. | 29 |
13 |
| ConXtech, Inc. | 87 |
9 |
| Exploring Digital, LLC | 12 |
9 |
| Georgia Tech Research Corporation | 2733 |
8 |
| Massachusetts Institute of Technology | 10057 |
7 |
| SkyRise Global, LLC | 19 |
7 |
| DLX Enterprises, LLC | 24 |
7 |
| Airbus Operations GmbH | 3335 |
6 |
| Chatsworth Products, Inc. | 221 |
6 |
| Patco, LLC | 52 |
6 |
| Eaton Intelligent Power Limited | 5983 |
6 |
| Caterpillar Inc. | 9548 |
5 |
| Commercial Residential Aluminum & Fabricating, LLC | 19 |
5 |
| Fujimiyaseisakusho Co., Ltd. | 14 |
4 |
| Nama Development LLC | 4 |
4 |
| Simpson Strong-Tie Company, Inc. | 723 |
4 |
| Sunbelt Rentals, Inc. | 88 |
4 |
| US Tower Corporation | 18 |
4 |
| Qingdao University of Technology | 612 |
4 |
| Other owners | 493 |