- All sections
- G - Physics
- G01B - Measuring length, thickness or similar linear dimensionsmeasuring anglesmeasuring areasmeasuring irregularities of surfaces or contours
- G01B 11/12 - Measuring arrangements characterised by the use of optical techniques for measuring diameters internal diameters
Patent holdings for IPC class G01B 11/12
Total number of patents in this class: 174
10-year publication summary
|
19
|
16
|
12
|
9
|
6
|
10
|
9
|
10
|
9
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IHI Corporation | 3552 |
12 |
| Mitutoyo Corporation | 1263 |
8 |
| Sturm Maschinen- & Anlagenbau GmbH | 38 |
7 |
| Vallourec Oil and Gas France | 454 |
5 |
| Hitachi, Ltd. | 16221 |
4 |
| Corning Incorporated | 10558 |
4 |
| Robert Bosch GmbH | 44398 |
3 |
| Sikora AG | 56 |
3 |
| Stratasys, Inc. | 852 |
3 |
| Tubular Solutions, Inc. | 5 |
3 |
| NDT Global Corporate Ltd. Ireland | 20 |
3 |
| The Boeing Company | 20217 |
2 |
| BAE SYSTEMS plc | 2528 |
2 |
| Micro-Epsilon Messtechnik GmbH & Co. KG | 127 |
2 |
| MSC & Sgcc | 26 |
2 |
| Owens-Brockway Glass Container Inc. | 804 |
2 |
| Safran Aircraft Engines | 6801 |
2 |
| Saudi Arabian Oil Company | 14398 |
2 |
| SMS Group GmbH | 1214 |
2 |
| SMS Meer GmbH | 59 |
2 |
| Other owners | 101 |