- 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: 1215
10-year publication summary
|
111
|
123
|
108
|
102
|
92
|
105
|
63
|
81
|
49
|
52
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hochiki Corporation | 156 |
25 |
| Kidde Fire Protection LLC | 417 |
23 |
| Robert Bosch GmbH | 43114 |
19 |
| Iris International, Inc. | 52 |
15 |
| Valor Fire Safety, LLC | 17 |
14 |
| Garrett Thermal Systems Limited | 52 |
14 |
| Sony Corporation | 30760 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 32551 |
12 |
| Life Technologies Corporation | 3351 |
11 |
| Sysmex Corporation | 1438 |
11 |
| Wyatt Technology, LLC | 150 |
11 |
| Beckman Coulter, Inc. | 1296 |
10 |
| Bridger Photonics, Inc. | 53 |
10 |
| Malvern PANalytical Limited | 117 |
10 |
| Honeywell International Inc. | 13571 |
9 |
| Endress + Hauser Conducta GmbH + Co. KG | 349 |
9 |
| The Regents of the University of California | 20315 |
8 |
| Centre National de La Recherche Scientifique | 10716 |
8 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10954 |
8 |
| Carrier Corporation | 4002 |
8 |
| Other owners | 968 |