HA

Hidekuni Asai

HO Hoya: 4 patents #305 of 1,290Top 25%
Overall (All Time): #1,253,587 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7236657 Optical switch and optical add/drop multiplexer using the same Kaoru Kagami, Yoshiatsu Yokoo 2007-06-26
7164817 Optical switch and optical add/drop multiplexer using the same Kaoru Kagami, Yoshiatsu Yokoo 2007-01-16
6876789 Optical filtering module and optical devices using such optical filtering module Kaoru Kagami, Toshihisa Kurosawa, Seiichi Yokoyama, Yoshiatsu Yokoo 2005-04-05
6701041 Optical filter module and optical apparatus using the same Kaoru Kagami, Toshihisa Kurosawa, Seiichi Yokoyama, Yoshiatsu Yokoo 2004-03-02