TK

Tetsuya Kawanishi

SC Sumitomo Osaka Cement Co.: 1 patents #2 of 30Top 7%
Overall (2004): #7,055 of 270,089Top 3%
5
Patents 2004

Issued Patents 2004

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6819475 Optical frequency converter 2004-11-16
6791733 Resonance type optical modulator using symmetric or asymmetric electrode Masayuki Izutsu, Kenichi Kubodera 2004-09-14
6788832 Optical modulator and optical signal and electric wave signal converter using same Masayuki Izutsu, Satoshi Oikawa, Kaoru Higuma 2004-09-07
6735010 Resonator-type semiconductor optical modulator with asymmetrical electrode structure Masayuki Izutsu 2004-05-11
6707586 Optical frequency converter using reciprocating modulation 2004-03-16