- 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: 1680
10-year publication summary
|
141
|
138
|
125
|
90
|
82
|
67
|
43
|
65
|
63
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Konica Minolta, Inc. | 8960 |
100 |
| Konica Minolta Opto, Inc. | 1013 |
95 |
| Essilor International (compagnie Generale D'optique) | 2979 |
78 |
| FUJIFILM Corporation | 30010 |
52 |
| Nitto Denko Corporation | 8399 |
50 |
| Zeon Corporation | 4123 |
46 |
| Sumitomo Chemical Company, Limited | 9039 |
35 |
| 3m Innovative Properties Company | 17614 |
31 |
| Kuraray Co., Ltd. | 3563 |
30 |
| Alcon, Inc. | 5602 |
29 |
| Konica Minolta Advanced Layers, Inc. | 217 |
25 |
| Hoya Corporation | 2756 |
22 |
| Canon Inc. | 41573 |
20 |
| Olympus Corporation | 13054 |
19 |
| Mitsui Chemicals, Inc. | 3232 |
19 |
| Sharp Kabushiki Kaisha | 18616 |
19 |
| Carbon, Inc. | 407 |
18 |
| CooperVision International Limited | 601 |
18 |
| Mitsubishi Gas Chemical Company, Inc. | 3543 |
17 |
| Hoya Lens Thailand Ltd. | 590 |
14 |
| Other owners | 943 |