- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 21/84 - Systems specially adapted for particular applications
Patent holdings for IPC class G01N 21/84
Total number of patents in this class: 3715
10-year publication summary
297
|
285
|
384
|
359
|
329
|
302
|
319
|
262
|
300
|
42
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Roche Diabetes Care, Inc. | 1502 |
79 |
F. Hoffmann-La Roche AG | 7951 |
74 |
The Boeing Company | 19922 |
50 |
Roche Diabetes Care GmbH | 605 |
38 |
Altria Client Services LLC | 2060 |
32 |
Halliburton Energy Services, Inc. | 20466 |
29 |
KLA-Tencor Corporation | 2550 |
29 |
CCS Inc. | 135 |
27 |
Panasonic Intellectual Property Management Co., Ltd. | 29895 |
25 |
Applied Materials, Inc. | 17808 |
23 |
3m Innovative Properties Company | 17976 |
22 |
Siemens Healthcare Diagnostics Inc. | 2012 |
21 |
Sumitomo Chemical Company, Limited | 8997 |
20 |
NEC Corporation | 34540 |
17 |
Omron Corporation | 7169 |
15 |
Charm Sciences, Inc. | 101 |
15 |
Ecolab USA Inc. | 5361 |
15 |
The Regents of the University of California | 19572 |
13 |
FUJIFILM Corporation | 28841 |
13 |
Tokyo Electron Limited | 12158 |
13 |
Other owners | 3145 |