- All sections
- G - Physics
- G01B - Measuring length, thickness or similar linear dimensionsmeasuring anglesmeasuring areasmeasuring irregularities of surfaces or contours
- G01B 9/02004 - Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies using frequency scans
Patent holdings for IPC class G01B 9/02004
Total number of patents in this class: 133
10-year publication summary
|
1
|
2
|
2
|
6
|
20
|
18
|
17
|
35
|
12
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48508 |
12 |
| Kineolabs, Inc. | 30 |
7 |
| ASML Netherlands B.V. | 8049 |
6 |
| Omron Corporation | 7438 |
6 |
| Carl Zeiss Meditec AG | 1693 |
5 |
| Carl Zeiss Meditec, Inc. | 268 |
4 |
| The Regents of the University of California | 20987 |
3 |
| Acucela Inc. | 153 |
3 |
| Intuitive Surgical Operations, Inc. | 4472 |
3 |
| KineoLabs | 6 |
3 |
| Careglance SRL | 5 |
3 |
| Pixcel Inc. | 18 |
3 |
| NEC Corporation | 37563 |
2 |
| The General Hospital Corporation | 4903 |
2 |
| Nippon Telegraph and Telephone Corporation | 15898 |
2 |
| ams International AG | 421 |
2 |
| Cognex Corporation | 599 |
2 |
| D4d Technologies, LLC | 44 |
2 |
| Globalwafers Co., Ltd. | 734 |
2 |
| IPG Photonics Corporation | 599 |
2 |
| Other owners | 59 |