- All sections
- B - Performing operations; transporting
- B29C - Shaping or joining of plastics; shaping of material in a plastic state, not otherwise provided for; after-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: 234
10-year publication summary
27
|
16
|
15
|
24
|
22
|
11
|
23
|
22
|
4
|
9
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Daicel Polymer Ltd. | 85 |
14 |
The Yokohama Rubber Co., Ltd. | 3929 |
12 |
Husky Injection Molding Systems Ltd. | 1060 |
9 |
Nippon Carbide Industries Co., Inc. | 105 |
6 |
Towa Corporation | 236 |
6 |
Tokyo Electron Limited | 11599 |
5 |
Seiki Corporation | 17 |
5 |
Lang Yuzer Otomotiv Yan Sanayi Ve Ticaret Anonim Sirketi | 8 |
5 |
Alcon, Inc. | 4899 |
4 |
Asahi Kasei Kabushiki Kaisha | 2429 |
4 |
Discma AG | 255 |
4 |
Novartis AG | 11238 |
3 |
Apic Yamada Corporation | 72 |
3 |
Chem-Trend Limited Partnership | 74 |
3 |
GEA Food Solutions Bakel B.V. | 124 |
3 |
Himile Mechanical Science and Technology (Shandong) Co., Ltd. | 16 |
3 |
Kuraray Co., Ltd. | 3392 |
3 |
Sharp Kabushiki Kaisha | 18957 |
3 |
Klingspor Windpower ApS | 3 |
3 |
Johnson & Johnson Vision Care, Inc. | 1255 |
2 |
Other owners | 134 |