Lapto Co., Ltd.
6Patents
6Active
6Granted
41Portfolio score
Filing activity: Nov 19, 2018 → Sep 25, 2020
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US11952372B2 | Tribenzazole amine derivative and organic electroluminescent device comprising same | Electricity | 0 | Active |
| US11877512B2 | Organic electroluminescence device and compound for organic electroluminescence device | Electricity | 0 | Active |
| US11980091B2 | Organic electroluminescence device and compound for organic electroluminescence device | Electricity | 0 | Active |
| US11812659B2 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Electricity | 0 | Active |
| US12421255B2 | Luminescence device and polycyclic compound for luminescence device | Electricity | 0 | Active |
| US11569461B2 | Organic electroluminescence device and organometallic compound for organic electroluminescence device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.