- 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: 232
10-year publication summary
|
16
|
15
|
24
|
22
|
11
|
23
|
22
|
4
|
12
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Yokohama Rubber Co., Ltd. | 4013 |
12 |
| Daicel Polymer Ltd. | 73 |
10 |
| Husky Injection Molding Systems Ltd. | 1023 |
9 |
| Towa Corporation | 292 |
7 |
| Nippon Carbide Industries Co., Inc. | 109 |
6 |
| Tokyo Electron Limited | 12540 |
5 |
| Alcon, Inc. | 5394 |
5 |
| Seiki Corporation | 17 |
5 |
| Lang Yuzer Otomotiv Yan Sanayi Ve Ticaret Anonim Sirketi | 8 |
5 |
| Asahi Kasei Kabushiki Kaisha | 2636 |
4 |
| Discma AG | 257 |
4 |
| Resonac Corporation | 2680 |
4 |
| Apic Yamada Corporation | 102 |
3 |
| GEA Food Solutions Bakel B.V. | 132 |
3 |
| Himile Mechanical Science and Technology (Shandong) Co., Ltd. | 19 |
3 |
| Kuraray Co., Ltd. | 3490 |
3 |
| Sharp Kabushiki Kaisha | 18799 |
3 |
| Tohoku Butsuryu Co., Ltd. | 3 |
3 |
| Klingspor Windpower ApS | 3 |
3 |
| Novacel Co., Ltd. | 20 |
3 |
| Other owners | 132 |