Patent holdings for IPC class B28B 11/14

Total number of patents in this class: 88

10-year publication summary

4
10
6
9
5
4
4
14
6
5
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Yoshino Gypsum Co., Ltd.
270
18
NGK Insulators, Ltd.
5170
6
Murata Manufacturing Co., Ltd.
25981
5
United States Gypsum Company
949
5
Denka Company Limited
2767
4
Sumitomo Chemical Company, Limited
8989
3
Watt Fuel Cell Corp.
172
3
China National Building Materials Technological Innovation & Research Institute Limited Company
76
3
Corning Incorporated
10550
2
A.L.M.T. Corp.
247
2
Beijing New Building Materials Public Limited Company
108
2
Keda Industrial Group Co., Ltd.
61
2
China National Building Material Group Co., Ltd.
153
2
Panasonic Corporation
18658
1
Nitto Denko Corporation
8632
1
Kyocera Corporation
14479
1
Lockheed Martin Corporation
3254
1
Ibiden Co., Ltd.
1684
1
Abbey and Pride IP Pty Ltd.
1
1
Anchor Wall Systems, Inc.
129
1
Other owners 24