- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 31/00 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroups; Apparatus specially adapted for such methods
Patent holdings for IPC class G01N 31/00
Total number of patents in this class: 1917
10-year publication summary
|
103
|
136
|
83
|
83
|
79
|
46
|
51
|
44
|
34
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sysmex Corporation | 1418 |
41 |
| Shimadzu Corporation | 5791 |
37 |
| Beckman Coulter, Inc. | 1183 |
31 |
| The Johns Hopkins University | 5377 |
17 |
| The Regents of the University of California | 18943 |
16 |
| Hitachi High-Tech Corporation | 4424 |
16 |
| ExxonMobil Research And Engineering Company | 2830 |
15 |
| Abbott Laboratories | 2542 |
15 |
| Bio-Rad Laboratories, Inc. | 1592 |
15 |
| HORIBA, Ltd. | 746 |
15 |
| Roche Diabetes Care, Inc. | 1492 |
15 |
| Hach Company | 403 |
14 |
| B.r.a.h.m.s GmbH | 172 |
12 |
| Becton, Dickinson and Company | 6712 |
11 |
| Natera, Inc. | 265 |
11 |
| Massachusetts Institute of Technology | 9795 |
10 |
| National Institute of Advanced Industrial Science and Technology | 3677 |
10 |
| Kurita Water Industries Ltd. | 1110 |
10 |
| General Electric Company | 18133 |
9 |
| Roche Diagnostics Operations, Inc. | 1375 |
9 |
| Other owners | 1588 |