- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 19/12 - Edge-curling
Patent holdings for IPC class B21D 19/12
Total number of patents in this class: 57
10-year publication summary
|
8
|
7
|
8
|
6
|
4
|
3
|
6
|
2
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ball Corporation | 400 |
5 |
| Honda Motor Co., Ltd. | 26090 |
3 |
| Famous Industries, Inc. | 10 |
2 |
| Mplus Corp. | 35 |
2 |
| Sankei Giken Kogyo Co., Ltd. | 94 |
2 |
| Stolle Machinery Company, LLC | 506 |
2 |
| Vista. Co., Ltd. | 2 |
2 |
| Clever Co., Ltd. | 35 |
2 |
| Ohsung D&E Co., Ltd. | 3 |
2 |
| The Boeing Company | 20176 |
1 |
| Hitachi Automotive Systems, Ltd. | 3954 |
1 |
| Adval Tech Holding AG | 29 |
1 |
| Belvac Production Machinery, Inc. | 150 |
1 |
| Benteler Automobiltechnik GmbH | 307 |
1 |
| Brown LLC | 82 |
1 |
| Contemporary Amperex Technology Co., Limited | 10157 |
1 |
| Hfa, Inc. | 56 |
1 |
| Insite Manufacturing Pty Ltd | 2 |
1 |
| JFE Steel Corporation | 7574 |
1 |
| Jinwoong Technology Co., Ltd. | 10 |
1 |
| Other owners | 24 |