- 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 7/42 - Mixing; Kneading 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: 323
10-year publication summary
|
26
|
28
|
37
|
24
|
43
|
33
|
23
|
34
|
24
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Buss AG | 49 |
19 |
| Shibaura Machine Co., Ltd. | 184 |
14 |
| HSP Technologies Inc. | 21 |
13 |
| Toshiba Kikai Kabushiki Kaisha | 300 |
9 |
| Aladdin Manufacturing Corporation | 194 |
7 |
| The Japan Steel Works, Ltd. | 597 |
7 |
| Next Generation Recyclingmaschinen GmbH | 26 |
7 |
| Compagnie générale des établissements Michelin SCA | 2477 |
6 |
| Michelin Recherche et Technique S.A. | 2328 |
5 |
| Coperion GmbH | 131 |
5 |
| Davis-Standard, LLC | 98 |
5 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
5 |
| SABIC Global Technologies B.V. | 4044 |
5 |
| Maxell Holdings, Ltd. | 1422 |
5 |
| Maxell, Ltd. | 2533 |
5 |
| Compagnie Generale des Etablissements Michelin | 4450 |
5 |
| BASF SE | 19740 |
4 |
| Gneuss GmbH | 54 |
4 |
| KraussMaffei Technologies GmbH | 354 |
4 |
| Omachron Intellectual Property Inc. | 869 |
4 |
| Other owners | 185 |