- All sections
- C - Chemistry; metallurgy
- C22C - Alloys
- C22C 32/00 - Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
Patent holdings for IPC class C22C 32/00
Total number of patents in this class: 974
10-year publication summary
93
|
96
|
73
|
102
|
79
|
78
|
61
|
65
|
58
|
17
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
JX Nippon Mining & Metals Corporation | 1576 |
34 |
Baker Hughes Holdings LLC | 3060 |
19 |
Mitsubishi Materials Corporation | 2378 |
15 |
A.L.M.T. Corp. | 209 |
14 |
HRL Laboratories, LLC | 1588 |
13 |
Tanaka Kikinzoku Kogyo K.K. | 589 |
12 |
Rtx Corporation | 8674 |
12 |
The Regents of the University of California | 18943 |
10 |
Jiangsu University | 950 |
10 |
Powdermet, Inc. | 45 |
10 |
Siemens AG | 24990 |
9 |
Murata Manufacturing Co., Ltd. | 22355 |
8 |
Kennametal Inc. | 1380 |
8 |
Central South University | 364 |
8 |
GKN Sinter Metals, LLC | 106 |
8 |
Tecnium, LLC | 10 |
8 |
Baker Hughes, a GE Company, LLC | 2171 |
8 |
Honeywell International Inc. | 13799 |
7 |
Sumitomo Electric Industries, Ltd. | 14131 |
7 |
Toyo Kohan Co., Ltd. | 413 |
7 |
Other owners | 747 |