- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 22/04 - Stamping using rigid devices or tools for dimpling
Patent holdings for IPC class B21D 22/04
Total number of patents in this class: 84
10-year publication summary
|
10
|
7
|
5
|
11
|
7
|
9
|
3
|
6
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hoshizaki America, Inc. | 29 |
4 |
| Delaco Steel Corp. | 4 |
4 |
| Honeywell International Inc. | 13596 |
3 |
| LG Energy Solution, Ltd. | 14108 |
3 |
| Constellium Neuf-brisach | 134 |
2 |
| Eckold GmbH & Co. KG | 11 |
2 |
| Faurecia Autositze GmbH | 128 |
2 |
| Hugo Benzing GmbH & Co. KG | 23 |
2 |
| KME Germany GmbH & Co. KG | 32 |
2 |
| KUKA Systems North America LLC | 20 |
2 |
| Silgan Containers LLC | 134 |
2 |
| Topre Corporation | 39 |
2 |
| Tox PRESSOTECHNIK GmbH & Co. KG | 70 |
2 |
| Constellium Muscle Shoals LLC | 28 |
2 |
| Apple Inc. | 54162 |
1 |
| LG Chem, Ltd. | 17519 |
1 |
| Toyota Motor Corporation | 31162 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8601 |
1 |
| Hewlett-Packard Development Company, L.P. | 26001 |
1 |
| Samsung SDI Co., Ltd. | 7844 |
1 |
| Other owners | 44 |