Patent holdings for IPC class C22C 9/05

Total number of patents in this class: 318

10-year publication summary

26
15
18
20
8
8
12
16
5
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
JX Nippon Mining & Metals Corporation
1463
58
The Furukawa Electric Co., Ltd.
3700
51
Mitsubishi Materials Corporation
2465
25
Murata Manufacturing Co., Ltd.
25590
18
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2833
17
Furukawa Techno Material Co., Ltd.
29
11
Tohoku University
2936
10
Seagate Technology LLC
3975
7
BYD Company Limited
6317
6
KOA Corporation
424
6
Nippon Mining & Metals Co., Ltd.
92
5
NGK Insulators, Ltd.
5223
4
Purdue Research Foundation
3874
4
Daido Metal Company Ltd.
244
4
Advanced Alloy Holdings Pty Ltd
7
4
Hunan Terry New Materials Company Ltd.
7
3
National University Corporation Yokohama National University
346
3
Oerlikon Metco (US) Inc.
217
3
Oiles Corporation
504
3
Sloan Valve Company
278
3
Other owners 73