- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 21/53 - Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
Patent holdings for IPC class G01N 21/53
Total number of patents in this class: 1200
10-year publication summary
|
116
|
126
|
111
|
105
|
92
|
107
|
65
|
84
|
53
|
35
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carrier Corporation | 4344 |
29 |
| Hochiki Corporation | 155 |
25 |
| Robert Bosch GmbH | 42684 |
19 |
| Iris International, Inc. | 53 |
15 |
| Valor Fire Safety, LLC | 17 |
14 |
| Garrett Thermal Systems Limited | 52 |
14 |
| Sony Corporation | 31036 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 31475 |
12 |
| Life Technologies Corporation | 3299 |
11 |
| Sysmex Corporation | 1436 |
11 |
| Wyatt Technology, LLC | 139 |
11 |
| Honeywell International Inc. | 13553 |
10 |
| Beckman Coulter, Inc. | 1277 |
10 |
| Bridger Photonics, Inc. | 52 |
10 |
| Endress + Hauser Conducta GmbH + Co. KG | 347 |
9 |
| The Regents of the University of California | 19929 |
8 |
| Centre National de La Recherche Scientifique | 10432 |
8 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10912 |
8 |
| Kidde Technologies, Inc. | 297 |
8 |
| Malvern PANalytical Limited | 113 |
8 |
| Other owners | 948 |