- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 27/62 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electric discharges, e.g. emission of cathode
Patent holdings for IPC class G01N 27/62
Total number of patents in this class: 2966
10-year publication summary
|
227
|
238
|
268
|
222
|
311
|
197
|
187
|
136
|
113
|
25
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shimadzu Corporation | 5791 |
614 |
| Micromass UK Limited | 1121 |
175 |
| DH Technologies Development Pte. Ltd. | 938 |
77 |
| Hitachi High-Technologies Corporation | 2034 |
70 |
| Hamamatsu Photonics K.K. | 4161 |
65 |
| Smiths Detection-Watford Limited | 187 |
58 |
| Hitachi, Ltd. | 16452 |
36 |
| Hitachi High-Tech Corporation | 4424 |
35 |
| Atonarp Inc | 101 |
33 |
| Battelle Memorial Institute | 2356 |
31 |
| Nuctech Company Limited | 1275 |
31 |
| National Institute of Advanced Industrial Science and Technology | 3677 |
29 |
| Purdue Research Foundation | 3277 |
23 |
| Owlstone Medical Limited | 94 |
23 |
| Osaka University | 3143 |
22 |
| Bruker Daltonics GmbH & Co. KG | 440 |
19 |
| National University Corporation Nagoya University | 921 |
18 |
| Keio University | 1053 |
16 |
| Excellims Corporation | 52 |
15 |
| Korea Basic Science Institute | 310 |
15 |
| Other owners | 1561 |