- 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 47/66 - Barrels or cylinders
Patent holdings for IPC class B29C 47/66
Total number of patents in this class: 102
10-year publication summary
|
15
|
15
|
15
|
6
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Compagnie Generale des Etablissements Michelin | 4789 |
5 |
| Michelin Recherche et Technique S.A. | 2142 |
4 |
| Buss AG | 49 |
4 |
| Entex Rust & Mitschke GmbH | 35 |
4 |
| KraussMaffei Technologies GmbH | 345 |
4 |
| Hitachi Metals, Ltd. | 1963 |
3 |
| Compagnie générale des établissements Michelin SCA | 2568 |
3 |
| Guangdong Industry Technical College | 4 |
3 |
| The Japan Steel Works, Ltd. | 754 |
3 |
| BASF SE | 21080 |
2 |
| Blach Verwaltungs GmbH & Co. KG | 12 |
2 |
| Coperion GmbH | 153 |
2 |
| King Abdulaziz City for Science and Technology | 142 |
2 |
| KraussMaffei Berstorff GmbH | 29 |
2 |
| Pirelli Tyre S.p.A. | 1923 |
2 |
| Semplice S.p.A. | 10 |
2 |
| Steer Engineering Private Limited | 31 |
2 |
| Thermo Electron (Karlsruhe) GmbH | 32 |
2 |
| Maxell Holdings, Ltd. | 1291 |
2 |
| Maxell, Ltd. | 2864 |
2 |
| Other owners | 47 |