- 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 subgroupsApparatus specially adapted for such methods
Patent holdings for IPC class G01N 31/00
Total number of patents in this class: 1820
10-year publication summary
|
131
|
81
|
84
|
81
|
47
|
57
|
54
|
44
|
32
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shimadzu Corporation | 6195 |
38 |
| Sysmex Corporation | 1437 |
36 |
| Beckman Coulter, Inc. | 1280 |
22 |
| Hach Company | 427 |
18 |
| The Johns Hopkins University | 5723 |
16 |
| HORIBA, Ltd. | 827 |
16 |
| Hitachi High-Tech Corporation | 5404 |
15 |
| The Regents of the University of California | 20137 |
14 |
| Abbott Laboratories | 2397 |
14 |
| ExxonMobil Research And Engineering Company | 2562 |
13 |
| National Institute of Advanced Industrial Science and Technology | 3801 |
13 |
| Roche Diabetes Care, Inc. | 1504 |
13 |
| Bio-Rad Laboratories, Inc. | 1618 |
12 |
| B.r.a.h.m.s GmbH | 175 |
12 |
| Becton, Dickinson and Company | 7321 |
11 |
| Kurita Water Industries Ltd. | 1209 |
11 |
| Natera, Inc. | 325 |
11 |
| Roche Diagnostics Operations, Inc. | 1502 |
10 |
| Promega Corporation | 576 |
10 |
| Massachusetts Institute of Technology | 10117 |
9 |
| Other owners | 1506 |