Patent holdings for IPC class B28B 11/24

Total number of patents in this class: 826

10-year publication summary

55
84
92
81
88
86
95
68
58
65
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Corning Incorporated
10370
72
NGK Insulators, Ltd.
5129
51
Carbicrete Inc.
69
37
United States Gypsum Company
905
17
Solidia Technologies, Inc.
89
11
General Electric Company
13865
8
Saudi Arabian Oil Company
13540
8
Semiconductor Energy Laboratory Co., Ltd.
11507
7
Denka Company Limited
2648
7
DENTSPLY SIRONA Inc.
1852
7
Delta Faucet Company
2767
6
Carboclave Corp.
8
6
Quantumscape Battery, Inc.
197
6
Transhield, Inc.
46
5
Heraeus Conamic North America LLC
21
5
Rtx Corporation
9529
5
The Boeing Company
20170
4
Applied Materials, Inc.
19087
4
Kyocera Corporation
14013
4
Advanced Technology Emission Solutions Inc.
31
4
Other owners 552