Patent holdings for IPC class C01G 31/04

Total number of patents in this class: 15

10-year publication summary

0
5
0
0
1
0
2
1
1
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Institute of Process Engineering, Chinese Academy of Sciences
309
3
The Johns Hopkins University
5774
2
ASM IP Holding B.V.
2227
2
Beijing Zhongkaihongde Technology Co., Ltd.
23
2
BYD Company Limited
5903
1
Csir
183
1
Beijing Zhongkaihong de Technology Co., Ltd
1
1
TCM Research Ltd.
7
1
FNC Technologies Inc.
2
1
Nsgi Non-Ferrous Metals Inc.
2
1
Other owners 0