- All sections
- C - Chemistry; metallurgy
- C22C - Alloys
- C22C 1/00 - Making non-ferrous alloys
Patent holdings for IPC class C22C 1/00
Total number of patents in this class: 436
10-year publication summary
|
78
|
48
|
33
|
31
|
25
|
28
|
22
|
23
|
9
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apple Inc. | 50209 |
22 |
| Crucible Intellectual Property, LLC | 93 |
11 |
| California Institute of Technology | 3884 |
10 |
| Toyota Motor Corporation | 28582 |
8 |
| Glassimetal Technology, Inc. | 26 |
7 |
| Massachusetts Institute of Technology | 9795 |
5 |
| Universitat des Saarlandes | 153 |
5 |
| Cougar Creek Technologies, LLC | 22 |
5 |
| Murata Manufacturing Co., Ltd. | 22355 |
4 |
| BYD Company Limited | 3700 |
4 |
| The Electric Materials Company | 5 |
4 |
| Nakayama Amorphous Co., Ltd. | 11 |
4 |
| National Central University | 224 |
4 |
| Rio Tinto ALCAN International Limited | 214 |
4 |
| Rolex S.A. | 606 |
4 |
| Senju Metal Industry Co., Ltd. | 654 |
4 |
| Tohoku University | 2526 |
4 |
| Vacuumschmelze GmbH & Co. KG | 253 |
4 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
4 |
| Kabushiki Kaisha Toyota Jidoshokki | 1699 |
4 |
| Other owners | 315 |