Patent holdings for IPC class C23C 18/52

Total number of patents in this class: 142

10-year publication summary

13
16
7
14
15
9
8
6
7
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Atotech Deutschland GmbH
565
10
Tokyo Electron Limited
12300
6
Lam Research Corporation
5102
6
Murata Manufacturing Co., Ltd.
24102
5
Mitsubishi Electric Corporation
45328
4
Showa Denko K.K.
2299
4
Toyo Kohan Co., Ltd.
413
4
Japan Pure Chemical Co.,Ltd.
19
4
Fundacion Cidetec
61
3
JX Nippon Mining & Metals Corporation
1510
3
Nantong Memtech Technologies Co., Ltd.
19
3
Omron Corporation
7193
2
Daicel Corporation
2281
2
Electroplating Engineers of Japan Limited
13
2
IHI Corporation
3375
2
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2869
2
Kojima Chemicals Co., Ltd.
21
2
MacDermid Enthone Inc.
235
2
Mitsubishi Materials Electronic Chemicals Co., Ltd.
131
2
Sekisui Chemical Co., Ltd.
3347
2
Other owners 72