SU

Seiji Umebayashi

CK Casio Keisanki: 2 patents #73 of 124Top 60%
Overall (All Time): #2,156,951 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D550101 Watch case with band Masayuki Kimura 2007-09-04
D541180 Watch case 2007-04-24