- All sections
- G - Physics
- G04F - Time-interval measuring
- G04F 13/02 - Apparatus for measuring unknown time intervals by means not provided for in groups using optical means
Patent holdings for IPC class G04F 13/02
Total number of patents in this class: 39
10-year publication summary
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9
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1
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2
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3
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5
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2
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3
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3
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3
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4
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson & Johnson Vision Care, Inc. | 1159 |
2 |
| Raytheon Company | 8443 |
2 |
| Centre National d'Etudes Spatiales | 402 |
2 |
| Rolex S.A. | 733 |
2 |
| SCHOTT AG | 1748 |
2 |
| Apple Inc. | 59241 |
1 |
| Panasonic Corporation | 18716 |
1 |
| Amazon Technologies, Inc. | 28264 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2864 |
1 |
| Siemens Energy, Inc. | 1680 |
1 |
| Thales SA | 2393 |
1 |
| Booz Allen Hamilton Inc. | 339 |
1 |
| Hewlett-Packard Indigo B.V. | 246 |
1 |
| JP Laboratories, Inc. | 30 |
1 |
| Mcmaster University | 834 |
1 |
| Pure Hold Limited | 8 |
1 |
| Raycan Technology Co., Ltd. (Su Zhou) | 115 |
1 |
| Renishaw plc | 761 |
1 |
| Shenzhen University | 1736 |
1 |
| South China University of Technology | 1921 |
1 |
| Other owners | 14 |