- All sections
- B - Performing operations; transporting
- B22F - Working metallic powder; manufacture of articles from metallic powder; making metallic powder; apparatus or devices specially adapted for metallic powder
- B22F 12/13 - Auxiliary heating means to preheat the material
Patent holdings for IPC class B22F 12/13
Total number of patents in this class: 87
10-year publication summary
|
0
|
0
|
1
|
3
|
0
|
11
|
29
|
25
|
22
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 28538 |
8 |
| EOS GmbH Electro Optical Systems | 398 |
6 |
| Stratasys Powder Production Ltd. | 41 |
5 |
| Nikon Corporation | 7162 |
3 |
| Goodrich Corporation | 2081 |
3 |
| Siemens AG | 24990 |
2 |
| Seiko Epson Corporation | 18724 |
2 |
| University of South Florida | 1817 |
2 |
| IHI Corporation | 3268 |
2 |
| Nexa3d Inc. | 168 |
2 |
| Friedrich-Alexander-Universität Erlangen-Nürnberg | 435 |
2 |
| Freemelt AB | 32 |
2 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
2 |
| General Electric Company | 18133 |
1 |
| Illinois Tool Works Inc. | 11152 |
1 |
| BASF SE | 19740 |
1 |
| LG Chem, Ltd. | 17205 |
1 |
| Canon Inc. | 36841 |
1 |
| Robert Bosch GmbH | 40953 |
1 |
| 3D Systems, Inc. | 577 |
1 |
| Other owners | 39 |