- All sections
- G - Physics
- G01B - Measuring length, thickness or similar linear dimensionsmeasuring anglesmeasuring areasmeasuring irregularities of surfaces or contours
- G01B 21/20 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring contours or curvatures, e.g. determining profile
Patent holdings for IPC class G01B 21/20
Total number of patents in this class: 613
10-year publication summary
|
39
|
64
|
54
|
64
|
31
|
38
|
44
|
37
|
35
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20013 |
17 |
| Mitutoyo Corporation | 1242 |
13 |
| Tokyo Seimitsu Co., Ltd. | 332 |
11 |
| Robert Bosch GmbH | 42450 |
10 |
| Mitsubishi Electric Corporation | 45811 |
9 |
| Nikon Corporation | 7159 |
9 |
| Kyocera Corporation | 13689 |
9 |
| Bridger Photonics, Inc. | 50 |
8 |
| Rolls-Royce North American Technologies, Inc. | 1160 |
8 |
| Corning Incorporated | 10240 |
7 |
| General Electric Company | 13829 |
6 |
| Omron Corporation | 7236 |
6 |
| JFE Steel Corporation | 6767 |
6 |
| Shaw Industries Group, Inc. | 324 |
6 |
| Skatescribe Corporation | 8 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8647 |
4 |
| The Yokohama Rubber Co., Ltd. | 4013 |
4 |
| Creaform Inc. | 99 |
4 |
| FANUC Corporation | 6586 |
4 |
| INB Vision AG | 9 |
4 |
| Other owners | 463 |