- All sections
- B - Performing operationstransporting
- B29B - Preparation or pretreatment of the material to be shapedmaking granules or preformsrecovery of plastics or other constituents of waste material containing plastics
- B29B 7/42 - MixingKneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
Patent holdings for IPC class B29B 7/42
Total number of patents in this class: 349
10-year publication summary
|
26
|
35
|
24
|
35
|
33
|
23
|
34
|
24
|
23
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Buss AG | 49 |
21 |
| HSP Technologies Inc. | 21 |
13 |
| Shibaura Machine Co., Ltd. | 241 |
13 |
| The Japan Steel Works, Ltd. | 762 |
10 |
| Toshiba Kikai Kabushiki Kaisha | 276 |
9 |
| Aladdin Manufacturing Corporation | 228 |
7 |
| Next Generation Recyclingmaschinen GmbH | 32 |
7 |
| Compagnie générale des établissements Michelin SCA | 2595 |
6 |
| Coperion GmbH | 154 |
6 |
| Michelin Recherche et Technique S.A. | 2141 |
5 |
| Davis-Standard, LLC | 102 |
5 |
| Erema Engineering Recycling Maschinen und Anlagen Gesellschaft m.b.H. | 193 |
5 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
5 |
| SABIC Global Technologies B.V. | 4405 |
5 |
| Maxell Holdings, Ltd. | 1283 |
5 |
| Maxell, Ltd. | 2874 |
5 |
| Compagnie Generale des Etablissements Michelin | 4798 |
5 |
| BASF SE | 21098 |
4 |
| LG Chem, Ltd. | 17706 |
4 |
| Mitsubishi Chemical Corporation | 4612 |
4 |
| Other owners | 205 |