- 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: 1442
10-year publication summary
|
104
|
59
|
65
|
54
|
63
|
36
|
48
|
36
|
26
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi High-Tech Corporation | 5613 |
88 |
| FEI Company | 1028 |
50 |
| Nuctech Company Limited | 1438 |
44 |
| Tsinghua University | 6094 |
29 |
| ASML Netherlands B.V. | 7697 |
21 |
| The Boeing Company | 20113 |
19 |
| Troxler Electronic Laboratories, Inc. | 81 |
17 |
| KLA-Tencor Corporation | 2524 |
15 |
| The Regents of the University of California | 20494 |
14 |
| Hermes Microvision Incorporated B.V. | 123 |
14 |
| GE Precision Healthcare LLC | 5668 |
13 |
| Toshiba Medical Systems Corporation | 2090 |
11 |
| Siemens Healthineers AG | 6954 |
11 |
| Applied Materials Israel, Ltd. | 643 |
10 |
| JEOL Ltd. | 614 |
10 |
| General Electric Company | 13815 |
9 |
| Halliburton Energy Services, Inc. | 21151 |
9 |
| Shimadzu Corporation | 6300 |
9 |
| Carl Zeiss Microscopy GmbH | 1249 |
9 |
| Varian Medical Systems, Inc. | 892 |
9 |
| Other owners | 1031 |