IH

Isami Hirai

PE Pentax: 1 patents #515 of 761Top 70%
Overall (All Time): #3,634,456 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6150673 Light emitting diode unit for distance measuring system — 2000-11-21