Patent holdings for IPC class H01L 21/368

Total number of patents in this class: 347

10-year publication summary

10
6
1
20
22
15
29
12
17
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Flosfia Inc.
239
39
FUJIFILM Corporation
30155
37
Shin-Etsu Chemical Co., Ltd.
5899
36
NGK Insulators, Ltd.
5179
12
Ricoh Company, Ltd.
13310
8
Kyoto University
2882
8
Konica Minolta Holdings, Inc.
833
7
National Institute of Advanced Industrial Science and Technology
3801
6
The University of Tokyo
4304
6
Patentix Inc.
9
6
Sony Corporation
30510
5
Merck Patent GmbH
5733
5
Kyocera Corporation
14215
5
The Ritsumeikan Trust
170
5
National Institute for Materials Science
1089
4
Nippon Kayaku Kabushiki Kaisha
1462
4
E. I. du Pont de Nemours and Company
3738
3
Tokyo Electron Limited
13463
3
Sumitomo Chemical Company, Limited
9052
3
Japan Science and Technology Agency
1243
3
Other owners 142