- All sections
- G - Physics
- G01B - Measuring length, thickness or similar linear dimensions; measuring angles; measuring areas; measuring irregularities of surfaces or contours
- G01B 7/28 - Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures
Patent holdings for IPC class G01B 7/28
Total number of patents in this class: 228
10-year publication summary
|
15
|
12
|
20
|
16
|
22
|
16
|
14
|
6
|
15
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitutoyo Corporation | 1218 |
7 |
| Essilor International (compagnie Generale D'optique) | 2918 |
5 |
| Fujikura Ltd. | 2777 |
4 |
| Tactual Labs Co. | 221 |
4 |
| Tokyo Seimitsu Co., Ltd. | 257 |
4 |
| POSH Wellness Laboratory Inc. | 15 |
4 |
| Automation Controls & Engineering, LLC | 4 |
3 |
| Bando Chemical Industries, Ltd. | 570 |
3 |
| Taylor Hobson Limited | 61 |
3 |
| The University of Tokyo | 3903 |
3 |
| NDT Global Corporate Ltd. Ireland | 18 |
3 |
| Amfit, LLC | 13 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| The Boeing Company | 19843 |
2 |
| AT&T Intellectual Property I, L.P. | 9886 |
2 |
| Koninklijke Philips N.V. | 22975 |
2 |
| Murata Manufacturing Co., Ltd. | 22355 |
2 |
| Bridgestone Corporation | 7067 |
2 |
| Rolls-Royce PLC | 2944 |
2 |
| President and Fellows of Harvard College | 5792 |
2 |
| Other owners | 166 |