Inventor · disambiguated record

Masakatsu Iwamoto

Also filed as: IWAMOTO MASAKATSU

2 granted patents·32 citations·filing 1989–1989

61Inventor score

Technology areasA61B

Files withRYUSYO INDUSTRIAL CO2

Top patents by PatentIndex Score

2 records

0134US5011276AApparatus for measuring refractive power of eyeRYUSYO INDUSTRIAL CO·Filed 1989·Granted Apr 30, 1991·24 cites·16 claims
0224US5042940AOptical measuring apparatus for examining eyeRYUSYO INDUSTRIAL CO·Filed 1989·Granted Aug 27, 1991·8 cites·4 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →