MI

Masakatsu Iwamoto

RC Ryusyo Industrial Co.: 2 patents #2 of 13Top 20%
Overall (All Time): #2,316,110 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5042940 Optical measuring apparatus for examining eye — 1991-08-27
5011276 Apparatus for measuring refractive power of eye — 1991-04-30