Inventor · disambiguated record
Yoshihiko Tachikawa
Also filed as: TACHIKAWA YOSHIHIKO
3 granted patents·92 citations·filing 1996–1998
75Inventor score
Files withYOKOGAWA ELECTRIC CORP3
Top patents by PatentIndex Score
3 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
- 0347US5933235AOptical spectrum analyzer and spectrometerYOKOGAWA ELECTRIC CORP·Filed 1996·Granted Aug 3, 1999·18 cites·9 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →