Patent holdings for IPC class C01B 33/10

Total number of patents in this class: 62

10-year publication summary

1
3
2
3
6
7
7
4
4
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nichia Corporation
3888
6
DAe Joo Electronic Materials Co., Ltd.
62
4
Shin-Etsu Chemical Co., Ltd.
6134
3
Stella Chemifa Corporation
121
3
NGK Insulators, Ltd.
5172
2
University of South Florida
1905
2
K-technologies, Inc.
13
2
Mainstream Engineering Corporation
157
2
Nagoya Institute of Technology
256
2
Sichuan KO Chang Technology Co., Ltd
10
2
Current Lighting Solutions, LLC f/k/a GE Lighting Solutions, LLC
385
2
General Electric Company
13966
1
OSRAM Opto Semiconductors GmbH
3238
1
Arkema Inc.
1060
1
Buss ChemTech AG
5
1
Chevron Phillips Chemical Company LP
1865
1
Circulon Hungary Ltd.
4
1
Daejoo Electronic Materials Co., Ltd.
26
1
Denka Company Limited
2757
1
Dongjiang Environmental Co., Ltd.
22
1
Other owners 23