Inventor · disambiguated record
Yoshihiro Sampei
Also filed as: SAMPEI YOSHIHIRO
4 granted patents·118 citations·filing 1985–1998
80Inventor score
Files withYOKOGAWA ELECTRIC CORP4
Top patents by PatentIndex Score
4 records- 0178US5844235AOptical frequency domain reflectometer for use as an optical fiber testing deviceYOKOGAWA ELECTRIC CORP·Filed 1996·Granted Dec 1, 1998·42 cites·6 claims
- 0271US6008487AOptical-fiber inspection deviceYOKOGAWA ELECTRIC CORP·Filed 1998·Granted Dec 28, 1999·32 cites·7 claims
- 0361US4783851AOptical communication systemYOKOGAWA ELECTRIC CORP·Filed 1985·Granted Nov 8, 1988·26 cites·6 claims
- 0447US5933235AOptical spectrum analyzer and spectrometerYOKOGAWA ELECTRIC CORP·Filed 1996·Granted Aug 3, 1999·18 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →