- 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 15/08 - Pretreatment of the material to be shaped, not covered by groups of reinforcements or fillers
Patent holdings for IPC class B29B 15/08
Total number of patents in this class: 218
10-year publication summary
|
28
|
16
|
26
|
17
|
17
|
14
|
14
|
17
|
5
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7092 |
22 |
| Mitsubishi Chemical Corporation | 4717 |
18 |
| Nitto Boseki Co., Ltd. | 302 |
11 |
| Compagnie Generale des Etablissements Michelin | 4968 |
8 |
| Teijin Limited | 1280 |
7 |
| CSP Innovations, Inc. | 65 |
5 |
| Hitachi Chemical Company, Ltd. | 2247 |
4 |
| Michelin Recherche et Technique S.A. | 2087 |
4 |
| Daio Paper Corporation | 1409 |
4 |
| DIC Corporation | 3959 |
4 |
| Oji Holdings Corporation | 794 |
4 |
| Resonac Corporation | 3503 |
4 |
| Mitsubishi Electric Corporation | 47943 |
3 |
| Mitsui Chemicals, Inc. | 3243 |
3 |
| Asahi Kasei Kabushiki Kaisha | 2828 |
3 |
| Cytec Industries Inc. | 408 |
3 |
| Matsumoto Yushi-Seiyaku Co., Ltd. | 186 |
3 |
| Siemens Gamesa Renewable Energy A/S | 1958 |
3 |
| Seiko Epson Corporation | 20227 |
2 |
| Compagnie générale des établissements Michelin SCA | 2704 |
2 |
| Other owners | 101 |