Patent holdings for IPC class C23C 18/52

Total number of patents in this class: 149

10-year publication summary

13
15
7
14
15
9
8
7
7
7
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Atotech Deutschland GmbH
550
10
Tokyo Electron Limited
13155
7
Lam Research Corporation
5382
6
Murata Manufacturing Co., Ltd.
25020
5
Mitsubishi Electric Corporation
46973
4
Showa Denko K.K.
2174
4
Toyo Kohan Co., Ltd.
422
4
Japan Pure Chemical Co.,Ltd.
19
4
Fundacion Cidetec
57
3
JX Nippon Mining & Metals Corporation
1479
3
Nantong Memtech Technologies Co., Ltd.
19
3
Omron Corporation
7305
2
Daicel Corporation
2411
2
Electroplating Engineers of Japan Limited
13
2
IHI Corporation
3471
2
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2865
2
Kojima Chemicals Co., Ltd.
21
2
MacDermid Enthone Inc.
242
2
Mitsubishi Materials Electronic Chemicals Co., Ltd.
135
2
Nippon Chemical Industrial Co., Ltd.
290
2
Other owners 78