Patent holdings for IPC class C01G 30/00

Total number of patents in this class: 236

10-year publication summary

8
13
6
8
12
19
11
11
8
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
BASF Mobile Emissions Catalysts LLC
426
15
LG Chem, Ltd.
17737
13
Mitsubishi Materials Corporation
2465
9
Johnson Matthey Public Limited Company
1737
8
HHeLi, LLC
73
8
Umicore AG & Co. KG
862
6
Umicore Shokubai Japan Co., Ltd.
80
6
Mitsubishi Materials Electronic Chemicals Co., Ltd.
135
5
Samsung Electronics Co., Ltd.
151485
4
Toyota Motor Corporation
33951
3
Panasonic Intellectual Property Management Co., Ltd.
32983
3
Korea Research Institute of Chemical Technology
1431
3
Nihon Seiko Co., Ltd
3
3
Umicore Shokubai USA Inc.
11
3
Avantama AG
48
3
BASF SE
21134
2
Mitsubishi Heavy Industries, Ltd.
8961
2
Centre National de La Recherche Scientifique
10805
2
Seiko Epson Corporation
19805
2
Ricoh Company, Ltd.
13339
2
Other owners 134