SY

Shuji Yoneyama

PE Pentax: 2 patents #50 of 160Top 35%
Overall (2003): #42,864 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6549343 Intermediate telephoto lens system 2003-04-15
6532342 Photographing lens system 2003-03-11