- All sections
- B - Performing operationstransporting
- B22F - Working metallic powdermanufacture of articles from metallic powdermaking metallic powderapparatus or devices specially adapted for metallic powder
- B22F 3/15 - Hot isostatic pressing
Patent holdings for IPC class B22F 3/15
Total number of patents in this class: 811
10-year publication summary
|
85
|
73
|
80
|
78
|
85
|
59
|
55
|
40
|
56
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Quintus Technologies AB | 68 |
23 |
| Sandvik Intellectual Property AB | 1456 |
23 |
| Rolls-Royce PLC | 3159 |
19 |
| Honeywell International Inc. | 13571 |
16 |
| JX Nippon Mining & Metals Corporation | 1479 |
16 |
| Safran Aircraft Engines | 6410 |
15 |
| General Electric Company | 13830 |
11 |
| Snecma | 1061 |
11 |
| Mitsubishi Materials Corporation | 2470 |
10 |
| Sumitomo Electric Industries, Ltd. | 15789 |
9 |
| Hitachi Metals, Ltd. | 1957 |
9 |
| Smith International, Inc. | 714 |
9 |
| Kennametal Inc. | 1378 |
9 |
| BAE Systems Bofors AB | 206 |
9 |
| SANYO Special Steel Co., Ltd. | 233 |
9 |
| GE Infrastructure Technology, LLC | 6197 |
8 |
| Nuovo Pignone Tecnologie S.r.l. | 1056 |
8 |
| Rtx Corporation | 9601 |
8 |
| The Boeing Company | 20186 |
7 |
| Halliburton Energy Services, Inc. | 21090 |
6 |
| Other owners | 576 |