- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 30/74 - Optical detectors
Patent holdings for IPC class G01N 30/74
Total number of patents in this class: 648
10-year publication summary
|
46
|
47
|
60
|
87
|
59
|
71
|
66
|
77
|
47
|
21
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shimadzu Corporation | 5791 |
97 |
| Waters Technologies Corporation | 1654 |
24 |
| MLS Acq, Inc d/b/a Max Analytical Technology | 36 |
20 |
| Par Pharmaceutical, Inc. | 72 |
17 |
| Agilent Technologies, Inc. | 2744 |
12 |
| Cytiva Sweden AB | 741 |
12 |
| Excelitas Technologies Corp. | 290 |
9 |
| Regeneron Pharmaceuticals, Inc. | 3650 |
9 |
| VUV Analytics, Inc. | 15 |
9 |
| Wyatt Technology, LLC | 97 |
9 |
| Hitachi High-Technologies Corporation | 2034 |
8 |
| Hitachi High-Tech Science Corporation | 326 |
6 |
| Chromalytica AB | 7 |
6 |
| JCR Pharmaceuticals Co., Ltd. | 206 |
6 |
| ARKRAY, Inc. | 844 |
5 |
| GE Healthcare Bio-Sciences AB | 570 |
5 |
| HORIBA, Ltd. | 746 |
5 |
| Mecanique Analytique Inc. | 55 |
5 |
| Alps Alpine Co., Ltd. | 1831 |
5 |
| LG Chem, Ltd. | 17205 |
4 |
| Other owners | 375 |