- All sections
- G - Physics
- G03B - Apparatus or arrangements for taking photographs or for projecting or viewing them; apparatus or arrangements employing analogous techniques using waves other than optical waves; accessories therefor
- G03B 27/62 - Holders for the original
Patent holdings for IPC class G03B 27/62
Total number of patents in this class: 271
10-year publication summary
18
|
19
|
15
|
24
|
13
|
6
|
2
|
4
|
2
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
ASML Netherlands B.V. | 6816 |
58 |
Nikon Corporation | 7162 |
36 |
Canon Inc. | 36841 |
24 |
Kyocera Document Solutions Inc. | 5295 |
21 |
Samsung Electronics Co., Ltd. | 131630 |
10 |
ASML Holding N.V. | 542 |
10 |
PFU Limited | 707 |
9 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
8 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
4 |
Hoya Corporation | 2822 |
4 |
Hewlett-Packard Development Company, L.P. | 28538 |
3 |
FUJIFILM Corporation | 27102 |
3 |
Board of Regents, The University of Texas System | 5370 |
3 |
KLA-Tencor Corporation | 2574 |
3 |
Semiconductor Manufacturing International (Shanghai) Corporation | 1764 |
3 |
Simotec Co., Ltd. | 23 |
3 |
Zygo Corporation | 203 |
3 |
Canon Kabushiki Kaisha | 6884 |
3 |
Samsung Display Co., Ltd. | 30585 |
2 |
Xerox Corporation | 7503 |
2 |
Other owners | 59 |