- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 1/31 - Apparatus therefor
Patent holdings for IPC class G01N 1/31
Total number of patents in this class: 1387
10-year publication summary
104
|
98
|
118
|
138
|
111
|
111
|
127
|
110
|
97
|
57
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Ventana Medical Systems, Inc. | 1019 |
190 |
Leica Biosystems Nussloch GmbH | 299 |
45 |
Leica Biosystems Melbourne Pty Ltd | 112 |
44 |
Sysmex Corporation | 1439 |
36 |
F. Hoffmann-La Roche AG | 7923 |
35 |
Becton, Dickinson and Company | 7229 |
31 |
Sakura Finetek U.S.A., Inc. | 142 |
29 |
Noul Co., Ltd. | 48 |
28 |
Agilent Technologies, Inc. | 2634 |
27 |
Roche Diagnostics Hematology, Inc. | 72 |
26 |
Clarapath, Inc. | 60 |
20 |
Northwestern University | 3366 |
15 |
Sakura Finetek Japan Co., Ltd. | 89 |
15 |
Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 1902 |
15 |
Biopath Automation, L.L.C. | 30 |
12 |
Essenlix Corporation, DBA Essenlix Corporation | 280 |
12 |
Leavitt Medical, Inc. | 39 |
12 |
Roche Diagnostics Operations, Inc. | 1476 |
10 |
Abbott Laboratories | 2409 |
10 |
Hitachi High-Tech Corporation | 5251 |
10 |
Other owners | 765 |