- All sections
- B - Performing operationstransporting
- B29C - Shaping or joining of plasticsshaping of material in a plastic state, not otherwise provided forafter-treatment of the shaped products, e.g. repairing
- B29C 33/72 - Cleaning
Patent holdings for IPC class B29C 33/72
Total number of patents in this class: 249
10-year publication summary
|
15
|
24
|
22
|
11
|
23
|
22
|
4
|
13
|
15
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Yokohama Rubber Co., Ltd. | 4113 |
11 |
| Daicel Polymer Ltd. | 72 |
10 |
| Towa Corporation | 328 |
10 |
| Husky Injection Molding Systems Ltd. | 987 |
9 |
| Nippon Carbide Industries Co., Inc. | 113 |
6 |
| Tokyo Electron Limited | 13770 |
5 |
| Alcon, Inc. | 5824 |
5 |
| Asahi Kasei Kabushiki Kaisha | 2828 |
5 |
| Seiki Corporation | 18 |
5 |
| Lang Yuzer Otomotiv Yan Sanayi Ve Ticaret Anonim Sirketi | 8 |
5 |
| Resonac Corporation | 3503 |
5 |
| Discma AG | 261 |
4 |
| Novacel Co., Ltd. | 21 |
4 |
| Canon Inc. | 43707 |
3 |
| Apic Yamada Corporation | 101 |
3 |
| GEA Food Solutions Bakel B.V. | 143 |
3 |
| Himile Mechanical Science and Technology (Shandong) Co., Ltd. | 20 |
3 |
| Krones AG | 2277 |
3 |
| Sharp Kabushiki Kaisha | 18540 |
3 |
| Tohoku Butsuryu Co., Ltd. | 3 |
3 |
| Other owners | 144 |