- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 21/49 - Scattering, i.e. diffuse reflection within a body or fluid
Patent holdings for IPC class G01N 21/49
Total number of patents in this class: 900
10-year publication summary
|
83
|
99
|
102
|
73
|
80
|
71
|
69
|
66
|
40
|
19
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 32931 |
19 |
| Apple Inc. | 50209 |
16 |
| Hitachi High-Technologies Corporation | 2034 |
15 |
| Koninklijke Philips Electronics N.V. | 13133 |
13 |
| Hamamatsu Photonics K.K. | 4161 |
12 |
| Sysmex Corporation | 1418 |
12 |
| HORIBA, Ltd. | 746 |
11 |
| Samsung Electronics Co., Ltd. | 131630 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
10 |
| Kurita Water Industries Ltd. | 1110 |
10 |
| Koninklijke Philips N.V. | 22975 |
9 |
| Mitsubishi Electric Corporation | 43934 |
9 |
| Pioneer Corporation | 4843 |
8 |
| Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 1806 |
8 |
| Medical Photonics Co., Ltd. | 26 |
8 |
| The Regents of the University of California | 18943 |
7 |
| Olympus Corporation | 13667 |
7 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
7 |
| The General Hospital Corporation | 4517 |
7 |
| Bio-Rad Laboratories, Inc. | 1592 |
7 |
| Other owners | 695 |