Patent holdings for IPC class C22C 12/00

Total number of patents in this class: 402

10-year publication summary

35
32
30
32
36
24
27
21
20
15
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Senju Metal Industry Co., Ltd.
686
24
Panasonic Intellectual Property Management Co., Ltd.
32457
21
Panasonic Corporation
19966
18
Taiho Kogyo Co., Ltd.
330
13
Bisn Tec Ltd
80
12
JX Nippon Mining & Metals Corporation
1479
12
Schlumberger Technology Corporation
11054
9
Indium Corporation
76
9
Wuhan University of Technology
200
8
Hitachi Chemical Company, Ltd.
2317
7
Murata Manufacturing Co., Ltd.
25001
7
Tamura Corporation
356
7
University of Houston System
1100
7
Massachusetts Institute of Technology
10143
6
Nitto Denko Corporation
8355
5
Federal Cartridge Company
563
5
Sekisui Chemical Co., Ltd.
3493
5
Sumitomo Metal Mining Co., Ltd.
1796
5
LG Chem, Ltd.
17679
4
Honeywell International Inc.
13568
4
Other owners 214