- All sections
- B - Performing operations; transporting
- B29C - Shaping or joining of plastics; shaping of material in a plastic state, not otherwise provided for; after-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: 105
10-year publication summary
14
|
15
|
15
|
15
|
6
|
0
|
0
|
0
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Compagnie Generale des Etablissements Michelin | 4450 |
5 |
Michelin Recherche et Technique S.A. | 2328 |
4 |
Buss AG | 49 |
4 |
Entex Rust & Mitschke GmbH | 34 |
4 |
KraussMaffei Technologies GmbH | 354 |
4 |
Hitachi Metals, Ltd. | 2175 |
3 |
Compagnie générale des établissements Michelin SCA | 2477 |
3 |
Guangdong Industry Technical College | 4 |
3 |
The Japan Steel Works, Ltd. | 597 |
3 |
BASF SE | 19740 |
2 |
Blach Verwaltungs GmbH & Co. KG | 16 |
2 |
Coperion GmbH | 131 |
2 |
King Abdulaziz City for Science and Technology | 151 |
2 |
Krauss-Maffei Kunststofftechnik GmbH | 23 |
2 |
KraussMaffei Berstorff GmbH | 30 |
2 |
Pirelli Tyre S.p.A. | 1832 |
2 |
Semplice S.p.A. | 10 |
2 |
Steer Engineering Private Limited | 25 |
2 |
Thermo Electron (Karlsruhe) GmbH | 35 |
2 |
Maxell Holdings, Ltd. | 1422 |
2 |
Other owners | 50 |