- All sections
- G - Physics
- G03B - Apparatus or arrangements for taking photographs or for projecting or viewing themapparatus or arrangements employing analogous techniques using waves other than optical wavesaccessories therefor
- G03B 27/62 - Holders for the original
Patent holdings for IPC class G03B 27/62
Total number of patents in this class: 225
10-year publication summary
|
19
|
15
|
24
|
13
|
6
|
2
|
4
|
2
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ASML Netherlands B.V. | 7490 |
41 |
| Nikon Corporation | 7298 |
29 |
| Kyocera Document Solutions Inc. | 5724 |
21 |
| Canon Inc. | 40555 |
20 |
| Samsung Electronics Co., Ltd. | 147983 |
9 |
| ASML Holding N.V. | 500 |
9 |
| PFU Limited | 744 |
9 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43854 |
7 |
| Hewlett-Packard Development Company, L.P. | 25769 |
3 |
| FUJIFILM Corporation | 29702 |
3 |
| Shin-Etsu Chemical Co., Ltd. | 5708 |
3 |
| KLA-Tencor Corporation | 2543 |
3 |
| Semiconductor Manufacturing International (Shanghai) Corporation | 1754 |
3 |
| Simotec Co., Ltd. | 24 |
3 |
| Zygo Corporation | 178 |
3 |
| Canon Kabushiki Kaisha | 7099 |
3 |
| Samsung Display Co., Ltd. | 35468 |
2 |
| Sharp Corporation | 10281 |
2 |
| Hoya Corporation | 2756 |
2 |
| Carl Zeiss SMT GmbH | 3034 |
2 |
| Other owners | 48 |