- 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 3/26 - Impregnating
Patent holdings for IPC class B22F 3/26
Total number of patents in this class: 244
10-year publication summary
26
|
27
|
28
|
25
|
22
|
15
|
15
|
14
|
12
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Meidensha Corporation | 823 |
15 |
NTN Corporation | 5008 |
6 |
Desktop Metal, Inc. | 276 |
6 |
JFE Precision Corporation | 15 |
6 |
Halliburton Energy Services, Inc. | 20165 |
4 |
Honeywell International Inc. | 13799 |
4 |
Mitsubishi Electric Corporation | 43934 |
4 |
Henkel AG & Co. KGaA | 10129 |
4 |
Proterial, Ltd. | 638 |
4 |
General Electric Company | 18133 |
3 |
LG Chem, Ltd. | 17205 |
3 |
Nichia Corporation | 3394 |
3 |
Ablestik (Shanghai) Ltd. | 37 |
3 |
Consolidated Nuclear Security, LLC | 124 |
3 |
Denka Company Limited | 2189 |
3 |
F.a.r.-fonderie Acciaierie Roiale - SpA | 13 |
3 |
JFE Steel Corporation | 6067 |
3 |
Materion Corporation | 293 |
3 |
Senju Metal Industry Co., Ltd. | 654 |
3 |
Taiyo Yuden Co., Ltd. | 1809 |
3 |
Other owners | 158 |