- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 3/48 - Investigating hardness or rebound hardness by performing impressions under impulsive load by indentors, e.g. falling ball
Patent holdings for IPC class G01N 3/48
Total number of patents in this class: 88
10-year publication summary
|
7
|
3
|
3
|
7
|
4
|
5
|
3
|
6
|
1
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitutoyo Corporation | 1239 |
8 |
| The Yokohama Rubber Co., Ltd. | 4002 |
3 |
| Bruker Nano, Inc. | 336 |
3 |
| Moba Group B.V. | 62 |
3 |
| Sol Solution | 26 |
3 |
| The Regents of the University of California | 19752 |
2 |
| Brigham Young University | 598 |
2 |
| Chapelglade Limited | 9 |
2 |
| Ecole Nationale Veterinaire D'alfort | 29 |
2 |
| into Co., Ltd. | 21 |
2 |
| Institut français du cheval et de l'équitation | 16 |
2 |
| ATM Qness GmbH | 18 |
2 |
| Institut National de Recherche pour L'agriculture L'alimentation et l'Environnement | 436 |
2 |
| Prgr Co., Ltd. | 16 |
2 |
| Seas Geosciences, LLC | 6 |
2 |
| Apple Inc. | 54162 |
1 |
| Honeywell International Inc. | 13596 |
1 |
| Industrial Technology Research Institute | 4990 |
1 |
| Corning Incorporated | 10169 |
1 |
| Rolls-Royce PLC | 3025 |
1 |
| Other owners | 43 |