- All sections
- B - Performing operationstransporting
- B29L - Indexing scheme associated with subclass , relating to particular articles
- B29L 11/00 - Optical elements, e.g. lenses, prisms
Patent holdings for IPC class B29L 11/00
Total number of patents in this class: 1682
10-year publication summary
|
178
|
141
|
138
|
125
|
90
|
81
|
64
|
38
|
63
|
46
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Konica Minolta Opto, Inc. | 1078 |
103 |
| Konica Minolta, Inc. | 8742 |
100 |
| Essilor International (compagnie Generale D'optique) | 2996 |
74 |
| FUJIFILM Corporation | 29399 |
64 |
| Nitto Denko Corporation | 8241 |
50 |
| Zeon Corporation | 4079 |
48 |
| Sumitomo Chemical Company, Limited | 9047 |
35 |
| 3m Innovative Properties Company | 17819 |
31 |
| Kuraray Co., Ltd. | 3503 |
30 |
| Alcon, Inc. | 5439 |
29 |
| Konica Minolta Advanced Layers, Inc. | 217 |
25 |
| Hoya Corporation | 2744 |
22 |
| Olympus Corporation | 13175 |
19 |
| Mitsui Chemicals, Inc. | 3219 |
19 |
| Sharp Kabushiki Kaisha | 18738 |
19 |
| Canon Inc. | 39960 |
18 |
| Mitsubishi Gas Chemical Company, Inc. | 3465 |
18 |
| Carbon, Inc. | 398 |
18 |
| CooperVision International Limited | 596 |
17 |
| Hoya Lens Thailand Ltd. | 554 |
14 |
| Other owners | 929 |