- All sections
- C - Chemistrymetallurgy
- 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: 1025
10-year publication summary
|
97
|
73
|
102
|
80
|
80
|
61
|
69
|
62
|
46
|
28
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JX Nippon Mining & Metals Corporation | 1488 |
33 |
| Baker Hughes Holdings LLC | 3005 |
19 |
| Mitsubishi Materials Corporation | 2448 |
15 |
| A.L.M.T. Corp. | 229 |
14 |
| HRL Laboratories, LLC | 1601 |
13 |
| Rtx Corporation | 9395 |
12 |
| The Regents of the University of California | 19943 |
11 |
| Powdermet, Inc. | 45 |
11 |
| GKN Sinter Metals, LLC | 110 |
10 |
| Siemens AG | 24461 |
9 |
| Central South University | 440 |
9 |
| Jiangsu University | 1103 |
9 |
| Tanaka Kikinzoku Kogyo K.K. | 583 |
9 |
| Murata Manufacturing Co., Ltd. | 24575 |
8 |
| Kennametal Inc. | 1387 |
8 |
| Tecnium, LLC | 10 |
8 |
| Baker Hughes, a GE Company, LLC | 2112 |
8 |
| Honeywell International Inc. | 13567 |
7 |
| Sumitomo Electric Industries, Ltd. | 15511 |
7 |
| Seiko Epson Corporation | 19371 |
7 |
| Other owners | 798 |