IK

Ikuo Katou

RC Rhythm Watch Co.: 1 patents #22 of 62Top 40%
Overall (All Time): #3,833,266 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5245591 Analog timepiece — 1993-09-14