Patent holdings for IPC class C23C 18/52

Total number of patents in this class: 146

10-year publication summary

13
16
7
14
15
9
8
7
7
5
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Atotech Deutschland GmbH
556
10
Tokyo Electron Limited
12681
6
Lam Research Corporation
5222
6
Murata Manufacturing Co., Ltd.
24478
5
Mitsubishi Electric Corporation
45998
4
Showa Denko K.K.
2246
4
Toyo Kohan Co., Ltd.
420
4
Japan Pure Chemical Co.,Ltd.
19
4
Fundacion Cidetec
58
3
JX Nippon Mining & Metals Corporation
1489
3
Nantong Memtech Technologies Co., Ltd.
19
3
Omron Corporation
7255
2
Daicel Corporation
2337
2
Electroplating Engineers of Japan Limited
13
2
IHI Corporation
3422
2
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2873
2
Kojima Chemicals Co., Ltd.
21
2
MacDermid Enthone Inc.
238
2
Mitsubishi Materials Electronic Chemicals Co., Ltd.
131
2
Nippon Chemical Industrial Co., Ltd.
282
2
Other owners 76