- 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: 1505
10-year publication summary
|
93
|
105
|
61
|
73
|
57
|
70
|
36
|
45
|
30
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi High-Tech Corporation | 5297 |
102 |
| FEI Company | 944 |
50 |
| Nuctech Company Limited | 1420 |
45 |
| Tsinghua University | 5907 |
29 |
| ASML Netherlands B.V. | 7371 |
21 |
| The Boeing Company | 20048 |
19 |
| The Regents of the University of California | 19887 |
16 |
| KLA-Tencor Corporation | 2544 |
15 |
| GE Precision Healthcare LLC | 5446 |
15 |
| Troxler Electronic Laboratories, Inc. | 77 |
14 |
| Hermes Microvision Incorporated B.V. | 124 |
14 |
| Applied Materials Israel, Ltd. | 614 |
12 |
| General Electric Company | 13762 |
11 |
| Toshiba Medical Systems Corporation | 2125 |
11 |
| Siemens Healthineers AG | 6667 |
11 |
| Halliburton Energy Services, Inc. | 20871 |
10 |
| Hitachi High-Tech Science Corporation | 291 |
10 |
| Ebara Corporation | 2166 |
10 |
| JEOL Ltd. | 578 |
10 |
| Shimadzu Corporation | 6163 |
9 |
| Other owners | 1071 |