- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 27/52 - Phase contrast optics
Patent holdings for IPC class G02B 27/52
Total number of patents in this class: 37
10-year publication summary
1
|
5
|
7
|
1
|
6
|
1
|
0
|
0
|
0
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Danmarks Tekniske Universitet | 902 |
5 |
Hamamatsu Photonics K.K. | 4161 |
4 |
Koninklijke Philips N.V. | 22975 |
3 |
FUJIFILM Corporation | 27102 |
2 |
ASML Netherlands B.V. | 6816 |
2 |
Trustees of Boston University | 928 |
2 |
First Frontier Pty Ltd | 5 |
2 |
The Regents of the University of California | 18943 |
1 |
Koninklijke Philips Electronics N.V. | 13133 |
1 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
1 |
Massachusetts Institute of Technology | 9795 |
1 |
California Institute of Technology | 3884 |
1 |
Agency for Science, Technology and Research | 3512 |
1 |
Purdue Research Foundation | 3277 |
1 |
Commonwealth Scientific and Industrial Research Organisation | 1652 |
1 |
Cornell University | 3036 |
1 |
Kataoka Corporation | 79 |
1 |
KLA-Tencor Corporation | 2574 |
1 |
Light Blue Optics Ltd | 46 |
1 |
Nanyang Technological University | 1739 |
1 |
Other owners | 4 |