- All sections
- G - Physics
- G01J - Measurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet lightcolorimetryradiation pyrometry
- G01J 3/18 - Generating the spectrumMonochromators using diffraction elements, e.g. grating
Patent holdings for IPC class G01J 3/18
Total number of patents in this class: 1107
10-year publication summary
|
79
|
105
|
123
|
124
|
119
|
102
|
85
|
63
|
64
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamamatsu Photonics K.K. | 4307 |
61 |
| Shimadzu Corporation | 6025 |
29 |
| Omni Medsci, Inc. | 34 |
28 |
| Samsung Electronics Co., Ltd. | 139302 |
24 |
| Raytheon Company | 8442 |
18 |
| Wavefront Research, Inc. | 99 |
16 |
| California Institute of Technology | 3935 |
12 |
| The General Hospital Corporation | 4651 |
12 |
| Thermo Fisher Scientific (Bremen) GmbH | 559 |
12 |
| Corning Incorporated | 10139 |
11 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1188 |
10 |
| Sony Group Corporation | 12716 |
10 |
| Ricoh Company, Ltd. | 13222 |
9 |
| Konica Minolta, Inc. | 8552 |
9 |
| Thermo Electron Scientific Instruments LLC | 188 |
9 |
| IMEC VZW | 1525 |
9 |
| OtO Photonics, Inc. | 17 |
9 |
| Apple Inc. | 52845 |
8 |
| Canon U.S.A., Inc. | 475 |
8 |
| Carl Zeiss Microscopy GmbH | 1175 |
8 |
| Other owners | 795 |