- 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: 164
10-year publication summary
|
11
|
19
|
16
|
12
|
9
|
6
|
10
|
9
|
10
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IHI Corporation | 3426 |
12 |
| Mitutoyo Corporation | 1249 |
8 |
| Sturm Maschinen- & Anlagenbau GmbH | 49 |
7 |
| Vallourec Oil and Gas France | 454 |
6 |
| Hitachi, Ltd. | 15484 |
4 |
| Corning Incorporated | 10259 |
4 |
| Robert Bosch GmbH | 42689 |
3 |
| Micro-Epsilon Messtechnik GmbH & Co. KG | 116 |
3 |
| Sikora AG | 69 |
3 |
| Stratasys, Inc. | 801 |
3 |
| NDT Global Corporate Ltd. Ireland | 19 |
3 |
| BAE SYSTEMS plc | 2338 |
2 |
| MSC & Sgcc | 27 |
2 |
| Owens-Brockway Glass Container Inc. | 762 |
2 |
| SMS Meer GmbH | 65 |
2 |
| Statoil Petroleum AS | 517 |
2 |
| Tri Tool Inc. | 45 |
2 |
| Vallourec Tubos do Brasil S.A. | 12 |
2 |
| SAC Sirius Advanced Cybernetics GmbH | 7 |
2 |
| Tubular Solutions, Inc. | 4 |
2 |
| Other owners | 90 |