- All sections
- B - Performing operationstransporting
- B29C - Shaping or joining of plasticsshaping of material in a plastic state, not otherwise provided forafter-treatment of the shaped products, e.g. repairing
- B29C 48/34 - Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
Patent holdings for IPC class B29C 48/34
Total number of patents in this class: 114
10-year publication summary
|
2
|
7
|
17
|
19
|
19
|
12
|
19
|
13
|
11
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| PLA Giken Co., Ltd. | 15 |
4 |
| Southwire Company, LLC | 782 |
4 |
| VMI Holland B.V. | 400 |
4 |
| Agc, Inc. | 4772 |
4 |
| Hitachi Metals, Ltd. | 1988 |
3 |
| The Yokohama Rubber Co., Ltd. | 4024 |
3 |
| BBS Corporation | 17 |
3 |
| EHC Canada, Inc. | 31 |
3 |
| Parker-Hannifin Corporation | 1033 |
3 |
| Covestro Intellectual Property GmbH & Co. KG | 275 |
3 |
| Tre Tau Engineering S.r.l. | 23 |
3 |
| Schlumberger Technology Corporation | 10652 |
2 |
| Schlumberger Canada Limited | 7266 |
2 |
| Saudi Basic Industries Corporation | 572 |
2 |
| Brugg Rohr AG Holding | 37 |
2 |
| Corning Optical Communications LLC | 1312 |
2 |
| Covestro Deutschland AG | 2742 |
2 |
| Marhaygue, LLC | 14 |
2 |
| Nexans | 614 |
2 |
| SABIC Global Technologies B.V. | 4318 |
2 |
| Other owners | 59 |