Patent holdings for IPC class C04B 35/56

Total number of patents in this class: 685

10-year publication summary

63
64
67
68
50
46
35
36
37
14
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Pallidus, Inc.
38
20
Kennametal Inc.
1354
19
Rtx Corporation
10102
16
HRL Laboratories, LLC
1631
14
Saint-Gobain Ceramics & Plastics, Inc.
805
13
NGK Insulators, Ltd.
5236
11
Safran Ceramics
446
11
Sumitomo Electric Industries, Ltd.
16331
10
Kyocera Corporation
14359
10
Dynamic Material Systems LLC
40
10
Drexel University
1001
9
Baker Hughes Holdings LLC
3023
9
Diamond Innovations, Inc.
235
8
Velo3D, Inc.
149
8
Centre National de La Recherche Scientifique
11023
7
Siemens AG
24029
6
Commissariat à l'énergie atomique et aux energies alternatives
11123
6
NGK Spark Plug Co., Ltd.
875
6
Saint-Gobain Centre de Recherches et d'Etudes Europeen
495
6
Sandvik Intellectual Property AB
1398
6
Other owners 480