Patent holdings for IPC class C03C 23/00

Total number of patents in this class: 1797

10-year publication summary

142
164
152
153
148
122
166
124
110
92
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Corning Incorporated
10387
430
Agc, Inc.
5018
87
Nippon Electric Glass Co., Ltd.
2479
74
SCHOTT AG
1717
64
Asahi Glass Company, Limited
2734
63
Hoya Corporation
2760
50
AGC Glass Europe
1145
40
Samsung Display Co., Ltd.
36265
39
Saint-Gobain Glass France
3240
33
Nippon Sheet Glass Company, Limited
977
26
Guardian Glass, LLC
571
20
Guardian Industries Corp.
326
17
LPKF Laser & Electronics AG
91
16
Owens-Brockway Glass Container Inc.
781
15
SGD S.A.
57
14
Hegla Boraident GmbH & Co. KG
27
13
Quertech Ingenierie
32
12
TRUMPF Laser- und Systemtechnik GmbH
532
11
Centre National de La Recherche Scientifique
10693
10
Nipro Corporation
1028
10
Other owners 753