- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 53/44 - Making other particular articles fancy goods, e.g. jewellery products
Patent holdings for IPC class B21D 53/44
Total number of patents in this class: 25
10-year publication summary
|
2
|
4
|
1
|
5
|
1
|
1
|
3
|
3
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wubbers, LLC | 20 |
5 |
| Crossfor Co., Ltd. | 58 |
3 |
| Del PIA S.r.l. | 8 |
2 |
| Euro Tool, Inc. | 18 |
2 |
| Mokumeganeya Co., Ltd. | 22 |
2 |
| Poongsan Corporation | 55 |
2 |
| JoJo Rings, LLC | 2 |
1 |
| NIWAKA Corporation | 17 |
1 |
| Swanstrom Tools USA Inc. | 9 |
1 |
| The Swatch Group Research and Development Ltd | 813 |
1 |
| Titan Company Limited | 61 |
1 |
| Ddlnyc LLC | 14 |
1 |
| Wrapsody Jewelry Studio, LLC | 1 |
1 |
| Sanwa Precision Industrial Co., Ltd. | 1 |
1 |
| BezelEase LLC | 2 |
1 |
| Other owners | 0 |