- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 31/22 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods using chemical indicators
Patent holdings for IPC class G01N 31/22
Total number of patents in this class: 2338
10-year publication summary
|
157
|
191
|
184
|
210
|
187
|
142
|
150
|
117
|
105
|
71
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hach Company | 429 |
69 |
| Precision Planting LLC | 1193 |
45 |
| 3m Innovative Properties Company | 17478 |
34 |
| Ecolab USA Inc. | 5796 |
33 |
| American Sterilizer Company | 674 |
25 |
| Solventum Intellectual Properties Company | 3415 |
21 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11123 |
19 |
| Kimberly-clark Worldwide, Inc. | 5308 |
17 |
| Zebra Technologies Corporation | 2383 |
17 |
| Abbott Diabetes Care Inc. | 2078 |
14 |
| The Regents of the University of California | 20745 |
13 |
| Sakura Color Products Corporation | 236 |
13 |
| Horizon Therapeutics U.S. Holding LLC | 85 |
13 |
| LG Chem, Ltd. | 17921 |
12 |
| Dräger Safety AG & Co. KGaA | 470 |
12 |
| LaMotte Chemical Products Company | 33 |
12 |
| The Boeing Company | 20160 |
11 |
| Centre National de La Recherche Scientifique | 11023 |
11 |
| Water Lens, LLC | 15 |
11 |
| General Electric Company | 13899 |
10 |
| Other owners | 1926 |