- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 51/46 - Placing sealings or sealing material
Patent holdings for IPC class B21D 51/46
Total number of patents in this class: 58
10-year publication summary
|
7
|
4
|
10
|
4
|
2
|
2
|
7
|
2
|
4
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 19305 |
8 |
| Crown Packaging Technology, Inc. | 477 |
5 |
| Soudronic AG | 71 |
5 |
| Hoshizaki America, Inc. | 40 |
4 |
| Stolle Machinery Company, LLC | 508 |
4 |
| Top Cap Holding GmbH | 34 |
4 |
| Ball Corporation | 401 |
3 |
| Lennox Industries Inc. | 1114 |
3 |
| ACTEGA DS GmbH | 74 |
2 |
| Industrias Penalver, S.L. | 7 |
2 |
| Sacmi Cooperativa Meccanici Imola Societa' Cooperativa | 591 |
2 |
| Mitsubishi Electric Corporation | 48236 |
1 |
| Alfons Haar, Inc. | 13 |
1 |
| Daiwa Can Company | 242 |
1 |
| Ductmate Industries, Inc. | 19 |
1 |
| G.D S.p.A. | 1195 |
1 |
| Kiekert Aktiengesellschaft | 1590 |
1 |
| Krones AG | 2292 |
1 |
| Nippon Closures Co., Ltd. | 81 |
1 |
| Nippon Steel Corporation | 6945 |
1 |
| Other owners | 7 |