- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 23/00 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or
Patent holdings for IPC class G01N 23/00
Total number of patents in this class: 1559
10-year publication summary
|
118
|
93
|
104
|
61
|
73
|
57
|
68
|
27
|
39
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi High-Tech Corporation | 4424 |
118 |
| FEI Company | 851 |
51 |
| Nuctech Company Limited | 1275 |
37 |
| General Electric Company | 18133 |
33 |
| Tsinghua University | 5426 |
23 |
| The Boeing Company | 19843 |
19 |
| The Regents of the University of California | 18943 |
18 |
| ASML Netherlands B.V. | 6816 |
18 |
| Applied Materials Israel, Ltd. | 549 |
15 |
| KLA-Tencor Corporation | 2574 |
15 |
| KLA-Tencor Technologies Corporation | 346 |
15 |
| Hermes Microvision Incorporated B.V. | 129 |
15 |
| Toshiba Medical Systems Corporation | 2236 |
14 |
| Troxler Electronic Laboratories, Inc. | 86 |
14 |
| Hitachi High-Tech Science Corporation | 326 |
12 |
| JEOL Ltd. | 556 |
11 |
| Siemens Healthineers AG | 5714 |
11 |
| Halliburton Energy Services, Inc. | 20165 |
10 |
| Varian Medical Systems, Inc. | 850 |
10 |
| Shimadzu Corporation | 5791 |
9 |
| Other owners | 1091 |