Patent holdings for IPC class C03C 25/32

Total number of patents in this class: 226

10-year publication summary

21
15
11
11
15
7
23
12
6
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Saint-Gobain Isover
678
46
Rockwool A/S
834
24
Johns Manville
921
20
ROCKWOOL International A/S
282
16
Knauf Insulation, Inc.
183
14
OCV Intellectual Capital, LLC
151
14
Knauf Insulation SPRL
169
13
Owens Corning Intellectual Capital, LLC
1725
11
Sumitomo Electric Industries, Ltd.
16331
7
DSM IP Assets B.V.
5379
6
Saint-Gobain Adfors
127
6
Corning Incorporated
10504
5
PPG Industries Ohio, Inc.
3332
2
3B-Fibreglass SPRL
22
2
Huntsman International LLC
694
2
Knauf Insulation
48
2
Oxford Performance Materials, Inc.
23
2
Politecnico di Milano
896
2
Prysmian S.p.A.
908
2
UPM-Kymmene Corporation
994
2
Other owners 28