- All sections
- C - Chemistrymetallurgy
- C22C - Alloys
- C22C 9/08 - Alloys based on copper with lead as the next major constituent
Patent holdings for IPC class C22C 9/08
Total number of patents in this class: 44
10-year publication summary
|
5
|
6
|
5
|
2
|
2
|
3
|
1
|
4
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seagate Technology LLC | 3969 |
7 |
| Mitsubishi Materials Corporation | 2448 |
5 |
| Metallo Belgium | 49 |
3 |
| Mantle Inc. | 32 |
3 |
| The Furukawa Electric Co., Ltd. | 3660 |
2 |
| Dalian University of Technology | 1520 |
2 |
| JX Nippon Mining & Metals Corporation | 1488 |
2 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2871 |
2 |
| SANYO Special Steel Co., Ltd. | 222 |
2 |
| Akashi Gohdoh Inc. | 4 |
1 |
| Baoshida Swissmetal AG | 2 |
1 |
| Ecka Granulate GmbH & Co. KG | 5 |
1 |
| National Oilwell Varco, L.P. | 1669 |
1 |
| Nibco Inc. | 229 |
1 |
| Sandvik Intellectual Property AB | 1485 |
1 |
| Taiho Kogyo Co., Ltd. | 330 |
1 |
| University of Science and Technology Beijing | 282 |
1 |
| Zenlabs Energy, Inc. | 12 |
1 |
| KAIBARA Corporation | 1 |
1 |
| Nippon Steel Chemical & Material Co., Ltd. | 650 |
1 |
| Other owners | 5 |