HK

Hirotaka Kawai

FD Fdk: 2 patents #2 of 25Top 8%
Overall (2005): #53,864 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6906843 Ferrule attachment type optical isolator, and manufacturing method thereof Mitsuru Nagasawa 2005-06-14
6876480 Farady rotation device and optical device comprising it Teruhisa Sahashi, Hidenori Nakada, Isao Kojima, Tsugio Tokumasu 2005-04-05