- All sections
- G - Physics
- G04F - Time-interval measuring
- G04F 8/00 - Apparatus for measuring unknown time intervals by electromechanical means
Patent holdings for IPC class G04F 8/00
Total number of patents in this class: 75
10-year publication summary
|
2
|
4
|
4
|
4
|
1
|
2
|
1
|
0
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20337 |
6 |
| Casio Computer Co., Ltd. | 3491 |
4 |
| ETA SA Manufacture Horlogere Suisse | 703 |
4 |
| Nike, Inc. | 14874 |
3 |
| Infineon Technologies AG | 8410 |
2 |
| Seiko Instruments Inc. | 455 |
2 |
| Hamilton International AG | 32 |
2 |
| Microchip Technology Incorporated | 3346 |
2 |
| The Swatch Group Research and Development Ltd | 877 |
2 |
| Seiko Watch Corporation | 111 |
2 |
| Samsung Electronics Co., Ltd. | 158442 |
1 |
| BlackBerry Limited | 4875 |
1 |
| F. Hoffmann-La Roche AG | 7808 |
1 |
| Roche Diagnostics GmbH | 2686 |
1 |
| Roche Diagnostics Operations, Inc. | 1522 |
1 |
| Honda Motor Co., Ltd. | 26105 |
1 |
| Deere & Company | 8150 |
1 |
| Toshiba Medical Systems Corporation | 2037 |
1 |
| Ericsson | 22880 |
1 |
| Hewlett-Packard Development Company, L.P. | 25170 |
1 |
| Other owners | 36 |