YH

Yoko Hirohara

TO Topcon: 3 patents #9 of 79Top 15%
Overall (2004): #17,719 of 270,089Top 7%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6802609 Eye characteristic measuring apparatus Toshifumi Mihashi 2004-10-12
6695450 Ophthalmic characteristics measuring apparatus Hirohisa Nakao 2004-02-24
6685320 Opthalmic characteristic measuring apparatus Toshifumi Mihashi, Koki Harumoto 2004-02-03