- 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 7/46 - Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
Patent holdings for IPC class B29B 7/46
Total number of patents in this class: 155
10-year publication summary
|
22
|
18
|
21
|
14
|
17
|
12
|
6
|
4
|
6
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Japan Steel Works, Ltd. | 597 |
12 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
7 |
| Sumitomo Chemical Company, Limited | 8808 |
5 |
| Toray Industries, Inc. | 6652 |
5 |
| Braskem America, Inc. | 177 |
5 |
| Toyota Motor Corporation | 28582 |
4 |
| Coperion GmbH | 131 |
4 |
| Mitsubishi Chemical Corporation | 4313 |
3 |
| Buss AG | 49 |
3 |
| Feng Tay Enterprises Co., Ltd. | 47 |
3 |
| National Research Council of Canada | 1545 |
3 |
| Xerox Corporation | 7503 |
2 |
| Corning Incorporated | 9932 |
2 |
| Dow Global Technologies LLC | 10147 |
2 |
| The Yokohama Rubber Co., Ltd. | 3929 |
2 |
| The Furukawa Electric Co., Ltd. | 3486 |
2 |
| Buss-sms-canzler GmbH | 11 |
2 |
| Cabot Corporation | 575 |
2 |
| King Abdulaziz City for Science and Technology | 151 |
2 |
| Kobe Steel, Ltd. | 912 |
2 |
| Other owners | 83 |