- All sections
- B - Performing operations; transporting
- B29B - Preparation or pretreatment of the material to be shaped; making granules or preforms; recovery of plastics or other constituents of waste material containing plastics
- B29B 7/18 - Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft
Patent holdings for IPC class B29B 7/18
Total number of patents in this class: 150
10-year publication summary
|
7
|
16
|
15
|
12
|
12
|
6
|
14
|
18
|
9
|
1
|
| 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 |
22 |
| Compagnie générale des établissements Michelin SCA | 2477 |
13 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
13 |
| Pirelli Tyre S.p.A. | 1832 |
9 |
| Continental Reifen Deutschland GmbH | 2324 |
7 |
| Kobe Steel, Ltd. | 912 |
7 |
| Harburg-Freudenberger Maschinenbau GmbH | 176 |
5 |
| Mitsubishi Heavy Industries Machinery Technology Corporation | 64 |
5 |
| The Yokohama Rubber Co., Ltd. | 3929 |
4 |
| Nihon Spindle Manufacturing Co., Ltd | 74 |
4 |
| Suzuka Engineering Co., Ltd. | 8 |
4 |
| Bridgestone Corporation | 7067 |
3 |
| Daikin Industries, Ltd. | 9495 |
3 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
3 |
| Mitsubishi Heavy Industries Machinery Systems, Ltd. | 422 |
3 |
| 3m Innovative Properties Company | 18406 |
2 |
| Toyota Motor Corporation | 28582 |
2 |
| Robert Bosch GmbH | 40953 |
2 |
| Michelin Recherche et Technique S.A. | 2328 |
2 |
| The Furukawa Electric Co., Ltd. | 3486 |
2 |
| Other owners | 35 |