- 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 3/02 - Compacting only
Patent holdings for IPC class B22F 3/02
Total number of patents in this class: 794
10-year publication summary
92
|
98
|
73
|
67
|
69
|
57
|
47
|
31
|
42
|
13
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sumitomo Electric Industries, Ltd. | 14131 |
31 |
NTN Corporation | 5008 |
31 |
Hitachi Metals, Ltd. | 2175 |
23 |
JFE Steel Corporation | 6067 |
20 |
Nitto Denko Corporation | 7879 |
18 |
IHI Corporation | 3268 |
18 |
Sumitomo Electric Sintered Alloy, Ltd. | 214 |
16 |
Halliburton Energy Services, Inc. | 20165 |
15 |
Intermetallics Co., Ltd. | 34 |
14 |
Mitsubishi Heavy Industries Aero Engines, Ltd. | 121 |
14 |
TDK Corporation | 6306 |
13 |
H.C. Starck Solutions Coldwater, LLC | 31 |
12 |
Toshiba Corporation | 12017 |
10 |
Mitsubishi Materials Corporation | 2378 |
9 |
Stratasys Ltd. | 385 |
9 |
Schlumberger Technology Corporation | 9690 |
8 |
The Boeing Company | 19843 |
8 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
8 |
AIDA Chemical Industries Co., Ltd. | 13 |
8 |
AIDA Engineering, Ltd. | 127 |
8 |
Other owners | 501 |