Patent holdings for IPC class C03B 33/08

Total number of patents in this class: 141

10-year publication summary

10
17
12
7
9
6
4
5
6
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nippon Electric Glass Co., Ltd.
2516
30
Corning Incorporated
10463
24
Agc, Inc.
5383
6
4JET Microtech GmbH
54
6
Samsung Display Co., Ltd.
38092
4
Asahi Glass Company, Limited
2654
4
Boe Technology Group Co., Ltd.
43343
4
Philoptics Co., Ltd.
17
4
SCHOTT AG
1739
4
Hefei Xinsheng Optoelectronics Technology Co., Ltd.
2631
3
Heraeus Quarzglas GmbH & Co. KG
417
3
Shin-Etsu Quartz Products Co., Ltd.
144
3
TRUMPF Laser- und Systemtechnik GmbH
526
3
Seagate Technology LLC
3975
2
Hoya Corporation
2734
2
3D-Micromac AG
51
2
Corning Laser Technologies GmbH
8
2
DONGWOO FINE-CHEM Co., Ltd.
1408
2
Gigaphoton Inc.
1313
2
Meere Company Inc.
54
2
Other owners 29