- 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: 820
10-year publication summary
|
73
|
80
|
78
|
85
|
59
|
56
|
41
|
56
|
37
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Quintus Technologies AB | 68 |
23 |
| Sandvik Intellectual Property AB | 1429 |
23 |
| Rolls-Royce PLC | 3178 |
19 |
| Honeywell International Inc. | 13590 |
16 |
| JX Nippon Mining & Metals Corporation | 1470 |
16 |
| Safran Aircraft Engines | 6497 |
15 |
| General Electric Company | 13811 |
11 |
| Snecma | 1060 |
11 |
| Mitsubishi Materials Corporation | 2467 |
10 |
| Sumitomo Electric Industries, Ltd. | 16017 |
9 |
| Hitachi Metals, Ltd. | 1931 |
9 |
| Smith International, Inc. | 701 |
9 |
| Kennametal Inc. | 1366 |
9 |
| BAE Systems Bofors AB | 205 |
9 |
| SANYO Special Steel Co., Ltd. | 239 |
9 |
| The Boeing Company | 20115 |
8 |
| GE Infrastructure Technology, LLC | 6208 |
8 |
| Nuovo Pignone Tecnologie S.r.l. | 1126 |
8 |
| Rtx Corporation | 9802 |
8 |
| Halliburton Energy Services, Inc. | 21153 |
6 |
| Other owners | 584 |