- 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
|
6
|
9
|
1
|
1
|
3
|
5
|
2
|
3
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson & Johnson Vision Care, Inc. | 1190 |
2 |
| Raytheon Company | 8402 |
2 |
| Centre National d'Etudes Spatiales | 400 |
2 |
| SCHOTT AG | 1681 |
2 |
| Varcode Ltd. | 76 |
2 |
| Apple Inc. | 53593 |
1 |
| Panasonic Corporation | 20247 |
1 |
| Amazon Technologies, Inc. | 26117 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2730 |
1 |
| Siemens Energy, Inc. | 1700 |
1 |
| Thales SA | 2309 |
1 |
| Angel Playing Cards Co., Ltd. | 167 |
1 |
| Booz Allen Hamilton Inc. | 264 |
1 |
| Hewlett-Packard Indigo B.V. | 246 |
1 |
| Isis Innovation Limited | 508 |
1 |
| JP Laboratories, Inc. | 26 |
1 |
| Mcmaster University | 785 |
1 |
| The Provost, Fellows and Scholars of the College of the Holy and Undivided Trinity of Queen Elizabeth Near Dublin | 102 |
1 |
| Pure Hold Limited | 8 |
1 |
| Raycan Technology Co., Ltd. (Su Zhou) | 111 |
1 |
| Other owners | 14 |