Inventor
NAGASHIMA YASUAKI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “NAGASHIMA YASUAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ANRITSU CORP
6 patentsUS5754571AMay 19, 1998
Tunable wavelength light source apparatus for stabilizing power intensity by using external auto-power control
ANRITSU CORP106 citations94
US6351479B1Feb 26, 2002
Semiconductor laser having effective output increasing function
ANRITSU CORP22 citations92
US6987285B2Jan 17, 2006
Semiconductor light emitting device in which high-power light output can be obtained with a simple structure including InGaAsP active layer not less than 3.5 microns and InGaAsP and InP cladding
ANRITSU CORP21 citations90
US6069697AMay 30, 2000
Optical transmission characteristic measuring apparatus and calibration method using the same
ANRITSU CORP27 citations90
US7483470B2Jan 27, 2009
Semiconductor laser capable of coupling with single mode optical fiber at high coupling efficiency
ANRITSU CORP10 citations81
US6697407B2Feb 24, 2004
Semiconductor laser attaining high efficiency and high power, and method of manufacturing the same
ANRITSU CORP4 citations56