Inventor · disambiguated record

Masaji Yonekawa

Also filed as: YONEKAWA MASAJI

2 granted patents·47 citations·filing 1976–1976

60Inventor score

Technology areasG04G H01H

Files withSHARP KK2

Top patents by PatentIndex Score

2 records

0192US4055755ASwitching assembly in combination wristwatch and calculatorSHARP KK·Filed 1976·Granted Oct 25, 1977·45 cites·2 claims
0232US4086754AViewing window for electronic wristwatches employing light emitting diode displaySHARP KK·Filed 1976·Granted May 2, 1978·2 cites·6 claims

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