Optohub Co., Ltd
4Patents
4Active
4Granted
52Portfolio score
Filing activity: Aug 23, 2007 → Mar 16, 2022 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7853104B2 | Bidirectional optical module and optical time domain reflectometer | Physics | 75 | Active |
| US7889331B2 | Bidirectional optical module and optical time domain reflectometer equipped with the bidirectional optical module | Physics | 1 | Active |
| US12154917B2 | Semiconductor image sensor | Electricity | 0 | Active |
| US12396275B2 | Photo detection device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.