Inventor
YAMASAKI SHIGEFUMI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “YAMASAKI SHIGEFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJIKURA LTD
6 patentsUS5689578ANov 18, 1997
Polarized wave holding optical fiber, production method therefor, connection method therefor, optical amplifier, laser oscillator and polarized wave holding optical fiber coupler
FUJIKURA LTD71 citations96
US6463195B1Oct 8, 2002
Method of manufacturing polarization-maintaining optical fiber coupler
FUJIKURA LTD21 citations92
US6442313B2Aug 27, 2002
Optical fiber grating and manufacturing method thereof
FUJIKURA LTD8 citations73
US6298183B1Oct 2, 2001
Optical fiber grating and manufacturing method therefor
FUJIKURA LTD14 citations73
US5848208ADec 8, 1998
Optical-fiber coupler and manufacturing process therefor
FUJIKURA LTD7 citations73
US7050672B1May 23, 2006
Polarization-maintaining optical fiber and polarization-maintaining optical fiber component
FUJIKURA LTD10 citations72