- 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: 647
10-year publication summary
|
64
|
54
|
64
|
31
|
38
|
44
|
39
|
38
|
27
|
34
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20193 |
17 |
| Mitutoyo Corporation | 1261 |
13 |
| Tokyo Seimitsu Co., Ltd. | 429 |
12 |
| Robert Bosch GmbH | 44327 |
10 |
| Bridger Photonics, Inc. | 57 |
10 |
| Mitsubishi Electric Corporation | 48351 |
9 |
| Nikon Corporation | 7233 |
9 |
| Kyocera Corporation | 14451 |
9 |
| JFE Steel Corporation | 7632 |
8 |
| Rolls-Royce North American Technologies, Inc. | 1132 |
8 |
| Shaw Industries Group, Inc. | 391 |
8 |
| Corning Incorporated | 10538 |
7 |
| Omron Corporation | 7425 |
6 |
| General Electric Company | 13982 |
5 |
| The Toro Company | 1023 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 9204 |
4 |
| Hitachi, Ltd. | 16206 |
4 |
| The Yokohama Rubber Co., Ltd. | 4109 |
4 |
| Creaform Inc. | 105 |
4 |
| FANUC Corporation | 7369 |
4 |
| Other owners | 491 |