- All sections
- B - Performing operations; transporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; punching metal
- B21D 22/18 - Spinning using tools guided to produce the required profile
Patent holdings for IPC class B21D 22/18
Total number of patents in this class: 58
10-year publication summary
4
|
3
|
7
|
4
|
5
|
8
|
5
|
1
|
5
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Nissan Motor Co., Ltd. | 12249 |
7 |
Kawasaki Heavy Industries, Limited | 1524 |
7 |
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
5 |
The Boeing Company | 19843 |
4 |
Leifeld Metal Spinning AG | 23 |
3 |
Magna International Inc. | 1236 |
3 |
RENAULT s.a.s. | 5674 |
3 |
Toyota Motor Corporation | 28582 |
2 |
MT Aerospace AG | 32 |
2 |
ThyssenKrupp AG | 3086 |
2 |
ThyssenKrupp Steel Europe AG | 924 |
2 |
Northwestern University | 3112 |
1 |
ADMC Holding, LLC | 16 |
1 |
Bosal Emission Control Systems N.V. | 27 |
1 |
Cambridge Enterprise Limited | 1096 |
1 |
CITIC Dicastal CO., LTD | 531 |
1 |
EADS Deutschland GmbH | 382 |
1 |
Graphic Packaging International, Inc. | 435 |
1 |
K.U. Leuven Research and Development | 30 |
1 |
Leifeld Metal Spinning GmbH | 9 |
1 |
Other owners | 9 |