- All sections
- G - Physics
- G01B - Measuring length, thickness or similar linear dimensions; measuring angles; measuring areas; measuring 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: 604
10-year publication summary
|
41
|
39
|
64
|
54
|
64
|
31
|
37
|
43
|
34
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19843 |
17 |
| Mitutoyo Corporation | 1218 |
13 |
| Tokyo Seimitsu Co., Ltd. | 257 |
11 |
| Robert Bosch GmbH | 40953 |
9 |
| Kyocera Corporation | 12735 |
9 |
| Mitsubishi Electric Corporation | 43934 |
8 |
| Nikon Corporation | 7162 |
8 |
| Bridger Photonics, Inc. | 46 |
8 |
| Rolls-Royce North American Technologies, Inc. | 1079 |
8 |
| Corning Incorporated | 9932 |
7 |
| General Electric Company | 18133 |
6 |
| Omron Corporation | 6968 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
| Amazon Technologies, Inc. | 24422 |
4 |
| Rolls-Royce PLC | 2944 |
4 |
| The Yokohama Rubber Co., Ltd. | 3929 |
4 |
| Creaform Inc. | 94 |
4 |
| INB Vision AG | 9 |
4 |
| JFE Steel Corporation | 6067 |
4 |
| Rtx Corporation | 8674 |
4 |
| Other owners | 462 |