Patent holdings for IPC class C03B 33/08

Total number of patents in this class: 142

10-year publication summary

10
17
12
7
9
6
4
5
6
4
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.
2555
30
Corning Incorporated
10504
24
Agc, Inc.
5524
6
4JET Microtech GmbH
53
6
Samsung Display Co., Ltd.
38627
4
Asahi Glass Company, Limited
2622
4
Boe Technology Group Co., Ltd.
44029
4
Philoptics Co., Ltd.
17
4
SCHOTT AG
1738
4
Hoya Corporation
2721
3
Hefei Xinsheng Optoelectronics Technology Co., Ltd.
2642
3
Heraeus Quarzglas GmbH & Co. KG
417
3
Shin-Etsu Quartz Products Co., Ltd.
144
3
TRUMPF Laser- und Systemtechnik GmbH
524
3
Seagate Technology LLC
3960
2
3D-Micromac AG
52
2
Corning Laser Technologies GmbH
8
2
DONGWOO FINE-CHEM Co., Ltd.
1429
2
Gigaphoton Inc.
1326
2
Meere Company Inc.
55
2
Other owners 29