- 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 27/68 - Introducing or correcting distortion, e.g. in connection with oblique projection
Patent holdings for IPC class G03B 27/68
Total number of patents in this class: 206
10-year publication summary
|
17
|
16
|
10
|
3
|
2
|
1
|
0
|
1
|
1
|
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. | 7392 |
65 |
| Carl Zeiss SMT GmbH | 2979 |
48 |
| Nikon Corporation | 7170 |
22 |
| Canon Inc. | 39960 |
17 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42804 |
8 |
| Samsung Electronics Co., Ltd. | 146346 |
4 |
| Cymer, LLC | 385 |
3 |
| Carl Zeiss SMS Ltd. | 48 |
3 |
| Kioxia Corporation | 10293 |
3 |
| International Business Machines Corporation | 61257 |
2 |
| Micron Technology, Inc. | 26238 |
2 |
| Eulitha AG | 31 |
2 |
| Samsung Display Co., Ltd. | 34798 |
1 |
| LG Electronics Inc. | 73111 |
1 |
| Seiko Epson Corporation | 19367 |
1 |
| Applied Materials, Inc. | 18658 |
1 |
| Tokyo Electron Limited | 12733 |
1 |
| TDK Corporation | 6748 |
1 |
| Thomson Licensing | 3595 |
1 |
| Corning Incorporated | 10263 |
1 |
| Other owners | 19 |