Patent holdings for IPC class C01G 30/00

Total number of patents in this class: 234

10-year publication summary

8
13
6
8
12
19
11
11
9
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
431
15
LG Chem, Ltd.
17937
13
Mitsubishi Materials Corporation
2473
9
Johnson Matthey Public Limited Company
1761
8
HHeLi, LLC
76
8
Umicore AG & Co. KG
852
6
Umicore Shokubai Japan Co., Ltd.
79
6
Mitsubishi Materials Electronic Chemicals Co., Ltd.
139
5
Samsung Electronics Co., Ltd.
158156
4
Toyota Motor Corporation
35857
3
Panasonic Intellectual Property Management Co., Ltd.
34080
3
Korea Research Institute of Chemical Technology
1478
3
Nihon Seiko Co., Ltd
3
3
Umicore Shokubai USA Inc.
11
3
Avantama AG
49
3
BASF SE
21318
2
Mitsubishi Heavy Industries, Ltd.
9152
2
Centre National de La Recherche Scientifique
11042
2
Seiko Epson Corporation
20288
2
Ricoh Company, Ltd.
13337
2
Other owners 132