Inventor
SUEMATSU CHIAKI
JP3 patents
Patents
3 patentsUS5113476AMay 12, 1992
Light attenuator and process for fabrication thereof
MITSUBISHI RAYON CO20 citations81
US4942292AJul 17, 1990
Apparatus for following sun light
MITSUBISHI RAYON CO7 citations72
US4925514AMay 15, 1990
Light attenuator and process for fabrication thereof
MITSUBISHI RAYON CO11 citations72