KT

Koutarou Takahata

AC Aiphone Co.: 4 patents #11 of 52Top 25%
Overall (All Time): #1,245,039 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D624522 Interphone Katsuhiko Ibuki 2010-09-28
D624523 Interphone Katsuhiko Ibuki 2010-09-28
D595260 Interphone — 2009-06-30
D588574 Interphone — 2009-03-17