- All sections
- G - Physics
- G01B - Measuring length, thickness or similar linear dimensions; measuring angles; measuring areas; measuring irregularities of surfaces or contours
- G01B 11/30 - Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
Patent holdings for IPC class G01B 11/30
Total number of patents in this class: 1656
10-year publication summary
|
102
|
104
|
125
|
145
|
146
|
138
|
120
|
102
|
96
|
36
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi High-Technologies Corporation | 2034 |
32 |
| KLA-Tencor Corporation | 2574 |
30 |
| ASML Netherlands B.V. | 6816 |
25 |
| Magic Leap, Inc. | 3028 |
23 |
| Hitachi High-Tech Corporation | 4424 |
23 |
| Nikon Corporation | 7162 |
22 |
| NEC Corporation | 32703 |
18 |
| Mitutoyo Corporation | 1218 |
17 |
| Gecko Robotics, Inc. | 92 |
17 |
| Align Technology, Inc. | 1818 |
15 |
| Nippon Steel Corporation | 5649 |
14 |
| The Boeing Company | 19843 |
13 |
| Applied Materials, Inc. | 16587 |
13 |
| FUJIFILM Corporation | 27102 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
12 |
| Mitsubishi Electric Corporation | 43934 |
10 |
| Konica Minolta, Inc. | 8349 |
10 |
| BYK-Gardner GmbH | 105 |
10 |
| Canon Inc. | 36841 |
9 |
| Centre National de La Recherche Scientifique | 9632 |
9 |
| Other owners | 1322 |