- 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 33/42 - Moulds or coresDetails thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
Patent holdings for IPC class B29C 33/42
Total number of patents in this class: 1359
10-year publication summary
|
113
|
110
|
104
|
104
|
118
|
108
|
83
|
83
|
83
|
44
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 39442 |
42 |
| Michelin Recherche et Technique S.A. | 2198 |
23 |
| Dexerials Corporation | 1952 |
20 |
| Compagnie générale des établissements Michelin SCA | 2568 |
19 |
| The Boeing Company | 20013 |
18 |
| Compagnie Generale des Etablissements Michelin | 4691 |
18 |
| Dai Nippon Printing Co., Ltd. | 4061 |
17 |
| FUJIFILM Corporation | 29228 |
16 |
| Konica Minolta, Inc. | 8668 |
16 |
| Sharp Kabushiki Kaisha | 18799 |
16 |
| Sharp Corporation | 10293 |
14 |
| Bridgestone Corporation | 7217 |
14 |
| 3m Innovative Properties Company | 17849 |
13 |
| LG Chem, Ltd. | 17561 |
12 |
| Konica Minolta Opto, Inc. | 1094 |
12 |
| Tanazawa Hakkosha Co., Ltd. | 29 |
10 |
| Samsung Electronics Co., Ltd. | 144143 |
9 |
| Nalux Co., Ltd. | 179 |
9 |
| Nissei ASB Machine Co., Ltd. | 384 |
9 |
| Oracle International Corporation | 12906 |
8 |
| Other owners | 1044 |