Patent holdings for IPC class C30B 33/04

Total number of patents in this class: 196

10-year publication summary

8
10
16
15
8
15
15
19
14
19
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Sumitomo Electric Industries, Ltd.
15732
22
Element Six Technologies Limited
200
10
Shin-Etsu Chemical Co., Ltd.
5764
7
National University Corporation Saitama University
130
6
Shin-Etsu Polymer Co., Ltd.
460
6
Element Six Limited
75
5
Kwansei Gakuin Educational Foundation
218
4
Toyota Tsusho Corporation
181
4
Nanoxplore Inc.
58
4
Disco Corporation
1886
3
Element Six Limited
12
3
Shin-Etsu Handotai Co., Ltd.
1297
3
Element Six (UK) Limited
221
3
IONICS France
12
3
Hitachi Metals, Ltd.
1963
2
Panasonic Intellectual Property Management Co., Ltd.
32296
2
Japan Science and Technology Agency
1286
2
A.L.M.T. Corp.
233
2
Deutsches Zentrum für Luft- und Raumfahrt e.V.
802
2
The Government of the United States of America, as represented by the Secretary of the Navy
1359
2
Other owners 101