- 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: 1425
10-year publication summary
|
105
|
61
|
73
|
57
|
70
|
39
|
52
|
38
|
31
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi High-Tech Corporation | 5709 |
86 |
| FEI Company | 1049 |
48 |
| Nuctech Company Limited | 1436 |
43 |
| Tsinghua University | 6147 |
29 |
| ASML Netherlands B.V. | 7795 |
21 |
| The Boeing Company | 20137 |
20 |
| Troxler Electronic Laboratories, Inc. | 82 |
18 |
| KLA-Tencor Corporation | 2522 |
15 |
| The Regents of the University of California | 20611 |
14 |
| Hermes Microvision Incorporated B.V. | 123 |
14 |
| GE Precision Healthcare LLC | 5728 |
13 |
| Toshiba Medical Systems Corporation | 2080 |
11 |
| Siemens Healthineers AG | 7018 |
11 |
| Shimadzu Corporation | 6311 |
10 |
| JEOL Ltd. | 622 |
10 |
| General Electric Company | 13823 |
9 |
| Halliburton Energy Services, Inc. | 21251 |
9 |
| Carl Zeiss Microscopy GmbH | 1272 |
9 |
| Varian Medical Systems, Inc. | 901 |
9 |
| Koninklijke Philips N.V. | 25714 |
8 |
| Other owners | 1018 |