Patent holdings for IPC class E04B 1/78

Total number of patents in this class: 305

10-year publication summary

30
34
29
23
24
28
14
21
16
1
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
1634
23
Knauf Insulation, Inc.
188
10
Johns Manville
933
7
Knauf Insulation SPRL
175
7
U.S. Bank National Association
734
7
Saint-Gobain Isover
663
5
Aspen Aerogels, Inc.
258
4
Cabot Corporation
552
4
Microtherm N.V.
31
3
Oldcastle Architectural, Inc.
19
3
Schöck Bauteile GmbH
81
3
U.S. Silica Company
110
3
Prtc NV
20
3
Rockwool A/S
814
3
Thermal Ceramics UK Limited
18
3
CertainTeed LLC
607
3
Samsung Electronics Co., Ltd.
152016
2
Yazaki Energy System Corporation
98
2
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
5159
2
Birdair, Inc.
4
2
Other owners 206