- All sections
- G - Physics
- G04C - Electromechanical clocks or watches
- G04C 23/02 - Constructional details
Patent holdings for IPC class G04C 23/02
Total number of patents in this class: 5
10-year publication summary
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Casio Computer Co., Ltd. | 3433 |
2 |
| Seiko Epson Corporation | 19458 |
1 |
| Massachusetts Institute of Technology | 10080 |
1 |
| Art Technology Limited | 1 |
1 |
| Other owners | 0 |