HH

Hsin-Kai Hu

AL Alertek: 2 patents #1 of 4Top 25%
Overall (All Time): #2,225,274 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D440175 Siren — 2001-04-10
D406074 Electronic siren — 1999-02-23