- 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: 80
10-year publication summary
|
3
|
2
|
4
|
4
|
4
|
1
|
2
|
1
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19296 |
6 |
| Casio Computer Co., Ltd. | 3424 |
4 |
| ETA SA Manufacture Horlogere Suisse | 681 |
4 |
| Nike, Inc. | 14058 |
3 |
| Infineon Technologies AG | 8210 |
2 |
| Seiko Instruments Inc. | 503 |
2 |
| Hamilton International AG | 29 |
2 |
| Microchip Technology Incorporated | 2851 |
2 |
| The Swatch Group Research and Development Ltd | 840 |
2 |
| VeriSign, Inc. | 537 |
2 |
| Seiko Watch Corporation | 112 |
2 |
| Samsung Electronics Co., Ltd. | 144675 |
1 |
| BlackBerry Limited | 5158 |
1 |
| F. Hoffmann-La Roche AG | 7932 |
1 |
| Roche Diagnostics GmbH | 2690 |
1 |
| Roche Diagnostics Operations, Inc. | 1483 |
1 |
| Honda Motor Co., Ltd. | 25150 |
1 |
| Deere & Company | 7552 |
1 |
| Toshiba Medical Systems Corporation | 2126 |
1 |
| Ericsson | 21642 |
1 |
| Other owners | 40 |