- All sections
- G - Physics
- G01B - Measuring length, thickness or similar linear dimensions; measuring angles; measuring areas; measuring 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: 156
10-year publication summary
27
|
11
|
19
|
16
|
12
|
9
|
7
|
9
|
9
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
IHI Corporation | 3268 |
12 |
Mitutoyo Corporation | 1218 |
7 |
Sturm Maschinen- & Anlagenbau GmbH | 49 |
7 |
Vallourec Oil and Gas France | 450 |
6 |
Hitachi, Ltd. | 16452 |
4 |
Robert Bosch GmbH | 40953 |
4 |
Corning Incorporated | 9932 |
4 |
Micro-Epsilon Messtechnik GmbH & Co. KG | 117 |
3 |
Tubular Solutions, Inc. | 4 |
3 |
NDT Global Corporate Ltd. Ireland | 18 |
3 |
General Electric Company | 18133 |
2 |
The Boeing Company | 19843 |
2 |
BAE SYSTEMS plc | 2215 |
2 |
MSC & Sgcc | 27 |
2 |
Nippon Steel Corporation | 5649 |
2 |
Owens-Brockway Glass Container Inc. | 716 |
2 |
Sikora AG | 60 |
2 |
SMS Meer GmbH | 68 |
2 |
Statoil Petroleum AS | 555 |
2 |
Tri Tool Inc. | 51 |
2 |
Other owners | 83 |