Patent holdings for IPC class E04B 1/78

Total number of patents in this class: 309

10-year publication summary

32
41
29
27
27
38
14
22
19
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Owens Corning Intellectual Capital, LLC
1669
23
Knauf Insulation, Inc.
192
10
Johns Manville
926
7
Knauf Insulation SPRL
175
7
U.S. Bank National Association
757
7
Saint-Gobain Isover
667
5
Aspen Aerogels, Inc.
256
4
Cabot Corporation
554
4
Microtherm N.V.
32
3
Oldcastle Architectural, Inc.
18
3
Schöck Bauteile GmbH
81
3
Prtc NV
20
3
Rockwool A/S
824
3
Thermal Ceramics UK Limited
18
3
CertainTeed LLC
620
3
Samsung Electronics Co., Ltd.
154751
2
Yazaki Energy System Corporation
99
2
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
5196
2
Birdair, Inc.
4
2
BlueScope Buildings North America, Inc.
83
2
Other owners 211