- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 27/54 - Schlieren-optical systems
Patent holdings for IPC class G02B 27/54
Total number of patents in this class: 25
10-year publication summary
|
3
|
2
|
2
|
1
|
3
|
1
|
6
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Massachusetts Institute of Technology | 10121 |
3 |
| Carl Zeiss SMT GmbH | 3038 |
3 |
| Biosense Webster (Israel) Ltd. | 2168 |
2 |
| WBC Photonics, Inc. | 136 |
2 |
| Toshiba Corporation | 12514 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 11487 |
1 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 44095 |
1 |
| Nikon Corporation | 7297 |
1 |
| Hyundai Motor Company | 22484 |
1 |
| Cymer, LLC | 391 |
1 |
| Cambridge Enterprise Limited | 1197 |
1 |
| Dalian University of Technology | 1534 |
1 |
| LA Vision GmBH | 2 |
1 |
| Lambda-x | 6 |
1 |
| LaVision GmbH | 30 |
1 |
| United States of America AS represented by The Administrator of NASA | 441 |
1 |
| Lumina Instruments Inc. | 11 |
1 |
| Kia Corporation | 10192 |
1 |
| Lambda-x Ophthalmics | 9 |
1 |
| Other owners | 0 |