- All sections
- B - Performing operationstransporting
- B26D - Cuttingdetails common to machines for perforating, punching, cutting-out, stamping-out or severing
- B26D 1/44 - Cutting through work characterised by the nature or movement of the cutting memberApparatus or machines thereforCutting members therefor involving a cutting member which does not travel with the work having a cup or like cutting member
Patent holdings for IPC class B26D 1/44
Total number of patents in this class: 10
10-year publication summary
|
1
|
0
|
3
|
4
|
0
|
0
|
0
|
0
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Donaghy Engineering Ltd | 3 |
2 |
| Ningbo Wenjian Hardware Co., Ltd. | 2 |
2 |
| Siemens AG | 23996 |
1 |
| Compagnie générale des établissements Michelin SCA | 2731 |
1 |
| Oceaneering International, Inc. | 398 |
1 |
| Shonan Gosei-Jushi Seisakusho K.K. | 38 |
1 |
| Cala&co.llc | 2 |
1 |
| Wenman Ventures Inc. | 1 |
1 |
| Other owners | 0 |