Inventor
TOKUNAGA TOSHIHIDE
JP4 patents
Patents
4 patentsUS4610506ASep 9, 1986
Single polarization optical fibers
HITACHI CABLE25 citations80
US4818047AApr 4, 1989
Polarized wave preserving fiber
HITACHI CABLE13 citations71
US4500168AFeb 19, 1985
Single polarization optical fibers
HITACHI CABLE18 citations70
US4493530AJan 15, 1985
Single polarization optical fibers
HITACHI CABLE14 citations70