- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 3/31 - Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force generated by a rotating fly-wheel
Patent holdings for IPC class G01N 3/31
Total number of patents in this class: 20
10-year publication summary
|
1
|
2
|
2
|
2
|
3
|
0
|
3
|
3
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omnitek Partners LLC | 201 |
6 |
| Kokusai Keisokuki Kabushiki Kaisha | 98 |
5 |
| JFE Steel Corporation | 7090 |
3 |
| Perimetrics, Inc. | 28 |
2 |
| Asahi Glass Company, Limited | 2730 |
1 |
| The University of Queensland | 665 |
1 |
| Mitsubishi Shipbuilding Co., Ltd. | 174 |
1 |
| Shinyei Technology Co., Ltd. | 5 |
1 |
| Other owners | 0 |