- All sections
- G - Physics
- G01B - Measuring length, thickness or similar linear dimensions; measuring angles; measuring areas; measuring irregularities of surfaces or contours
- G01B 11/02 - Measuring arrangements characterised by the use of optical techniques for measuring length, width, or thickness
Patent holdings for IPC class G01B 11/02
Total number of patents in this class: 3324
10-year publication summary
|
219
|
229
|
261
|
263
|
315
|
256
|
267
|
230
|
207
|
61
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zygo Corporation | 203 |
66 |
| Mitutoyo Corporation | 1218 |
60 |
| KLA-Tencor Corporation | 2574 |
57 |
| ASML Netherlands B.V. | 6816 |
49 |
| Hand held Products, Inc. | 1227 |
35 |
| Samsung Electronics Co., Ltd. | 131630 |
33 |
| Nikon Corporation | 7162 |
32 |
| Carl Zeiss SMT GmbH | 2646 |
32 |
| FUJIFILM Corporation | 27102 |
31 |
| NEC Corporation | 32703 |
27 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
26 |
| Dr. Johannes Heidenhain GmbH | 411 |
26 |
| Canon Inc. | 36841 |
24 |
| Omron Corporation | 6968 |
24 |
| The General Hospital Corporation | 4517 |
24 |
| KEYENCE Corporation | 372 |
23 |
| Applied Materials, Inc. | 16587 |
21 |
| Tokyo Electron Limited | 11599 |
21 |
| Massachusetts Institute of Technology | 9795 |
20 |
| Carl Zeiss Meditec, Inc. | 282 |
20 |
| Other owners | 2673 |