Patent holdings for IPC class C01G 1/00

Total number of patents in this class: 276

10-year publication summary

10
16
14
7
19
5
10
5
6
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Fujikura Ltd.
2925
25
Sumitomo Electric Industries, Ltd.
15443
20
International Superconductivity Technology Center, The Juridical Foundation
40
18
The Furukawa Electric Co., Ltd.
3645
16
Jetti Resources, LLC
37
14
Swcc Showa Cable Systems Co., Ltd.
70
11
Hitachi, Ltd.
15467
9
Uop LLC
4244
9
National Institute of Advanced Industrial Science and Technology
3799
9
National Institute for Materials Science
1105
5
BASF SE
20912
4
Nippon Steel & Sumitomo Metal Corporation
1988
4
Japan Science and Technology Agency
1325
3
Beijing University of Chemical Technology
319
3
Triumf Inc.
17
3
ExxonMobil Chemical Patents Inc.
4000
2
Hanwha Chemical Corporation
321
2
Japan Fine Ceramics Center
65
2
The Japan Steel Works, Ltd.
741
2
National University Corporation Tokyo University of Marine Science and Technology
107
2
Other owners 113