- All sections
- G - Physics
- G01J - Measurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light; colorimetry; radiation pyrometry
- G01J 3/427 - Dual wavelength spectrometry
Patent holdings for IPC class G01J 3/427
Total number of patents in this class: 154
10-year publication summary
9
|
7
|
9
|
19
|
16
|
10
|
15
|
15
|
6
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Photothermal Spectroscopy Corp. | 31 |
5 |
Magic Leap, Inc. | 3028 |
4 |
Siemens Healthcare Diagnostics Inc. | 1946 |
4 |
Elichens | 39 |
4 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
ABB Schweiz AG | 6321 |
3 |
Klein Medical Limited | 12 |
3 |
The Trustees of Princeton University | 1129 |
3 |
VeroScience LLC | 73 |
3 |
Apple Inc. | 50209 |
2 |
General Electric Company | 18133 |
2 |
Halliburton Energy Services, Inc. | 20165 |
2 |
Robert Bosch GmbH | 40953 |
2 |
Koninklijke Philips N.V. | 22975 |
2 |
Koninklijke Philips Electronics N.V. | 13133 |
2 |
Murata Manufacturing Co., Ltd. | 22355 |
2 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
2 |
Hamamatsu Photonics K.K. | 4161 |
2 |
The Arizona Board of Regents on Behalf of the University of Arizona | 1906 |
2 |
FLIR Systems AB | 203 |
2 |
Other owners | 100 |