Assignee
HIEFO CORP
US·5 granted patents·0 citations·filing 2024–2025
Technology mixH01S5
Top patents by PatentIndex Score
5 records- 0191US12355210B1Semiconductor waveguide optical gain device with lateral current confinementHIEFO CORP·Filed 2024·Granted Jul 8, 2025·0 cites·21 claims
- 0279US12355211B1Semiconductor waveguide optical gain device with optical mode shapingHIEFO CORP·Filed 2025·Granted Jul 8, 2025·0 cites·21 claims
- 0376US12592546B1Semiconductor waveguide optical gain device with lateral current confinementHIEFO CORP·Filed 2025·Granted Mar 31, 2026·0 cites·23 claims
- 0476US12456849B1Semiconductor waveguide optical gain device with lateral current confinement or optical mode shapingHIEFO CORP·Filed 2025·Granted Oct 28, 2025·0 cites·23 claims
- 0576US12431690B1Semiconductor waveguide optical gain device with optical mode shapingHIEFO CORP·Filed 2025·Granted Sep 30, 2025·0 cites·23 claims
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