- 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 51/26 - Making hollow objects characterised by the use of the objects cans or tins; Closing cans or tins in a permanent manner
Patent holdings for IPC class B21D 51/26
Total number of patents in this class: 838
10-year publication summary
|
62
|
47
|
64
|
75
|
72
|
50
|
74
|
68
|
56
|
28
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stolle Machinery Company, LLC | 367 |
111 |
| Belvac Production Machinery, Inc. | 132 |
64 |
| Toyo Seikan Co., Ltd. | 515 |
58 |
| Crown Packaging Technology, Inc. | 494 |
56 |
| Toyo Seikan Group Holdings, Ltd. | 765 |
38 |
| Ball Corporation | 390 |
26 |
| JFE Steel Corporation | 6067 |
21 |
| The Coca-Cola Company | 2528 |
20 |
| Ferrum Packaging AG | 44 |
19 |
| Universal Can Corporation | 54 |
17 |
| Novelis Inc. | 656 |
13 |
| Daiwa Can Company | 213 |
12 |
| Toyo Seikan Kaisha, Ltd. | 419 |
12 |
| Pride Engineering, LLC | 20 |
9 |
| Ardagh MP Group Netherlands B.V. | 89 |
8 |
| Rexam Beverage Can Company | 94 |
8 |
| Silgan Containers LLC | 149 |
8 |
| Soudronic AG | 74 |
8 |
| Suzhou Slac Precision Equipment Co., Ltd. | 28 |
8 |
| Alcoa Inc. | 323 |
7 |
| Other owners | 315 |