HN

Hidehiko Negishi

Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
Overall (All Time): #1,653,359 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5285257 Optic rotation sensing apparatus and related method including providing synchronous detection at a phase at which the AM noise is minimized Yoshinori Takeuchi, Yuko Takei, Yoshihiko Honjoya 1994-02-08
5168539 Fiber-optic coil and method of manufacturing same Yoshinori Takeuchi, Yukio Kasahara, Yoshihiko Honjoya 1992-12-01
5101449 Optical phase modulator with asymmetric piezoelectric vibrator Yoshinori Takeuchi, Yuko Takei, Ken Idota 1992-03-31