- 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 3/00 - Spectrometry; Spectrophotometry; Monochromators; Measuring colours
Patent holdings for IPC class G01J 3/00
Total number of patents in this class: 698
10-year publication summary
47
|
50
|
67
|
76
|
64
|
59
|
37
|
34
|
23
|
9
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Omni Medsci, Inc. | 27 |
16 |
Halliburton Energy Services, Inc. | 20165 |
15 |
ChemImage Corporation | 225 |
11 |
Xerox Corporation | 7503 |
7 |
The General Hospital Corporation | 4517 |
7 |
Dental Monitoring | 131 |
7 |
Coloright Ltd. | 27 |
6 |
Endress+Hauser Optical Analysis, Inc. | 86 |
6 |
Samsung Electronics Co., Ltd. | 131630 |
5 |
ASML Netherlands B.V. | 6816 |
5 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
5 |
The Regents of the University of California | 18943 |
4 |
Hewlett-Packard Development Company, L.P. | 28538 |
4 |
Konica Minolta Sensing, Inc. | 67 |
4 |
Purdue Research Foundation | 3277 |
4 |
Behr Process Corporation | 319 |
4 |
Chemimage Technologies LLC | 75 |
4 |
Ecolab USA Inc. | 5190 |
4 |
Suntracker Technologies Ltd. | 46 |
4 |
Viavi Solutions Inc. | 1363 |
4 |
Other owners | 572 |