Inventor · disambiguated record

Yoshihiro Onuma

Also filed as: ONUMA YOSHIHIRO

2 granted patents·89 citations·filing 1987–1988

68Inventor score

Technology areasG02B Y10T

Files withFURUKAWA ELECTRIC CO LTD2

Top patents by PatentIndex Score

2 records

0183US4908940AMethod of manufacturing two-layer printed circuit sheetFURUKAWA ELECTRIC CO LTD·Filed 1988·Granted Mar 20, 1990·43 cites·9 claims
0278US4836636AOptical switch and optical keyboard utilizing the sameFURUKAWA ELECTRIC CO LTD·Filed 1987·Granted Jun 6, 1989·46 cites·8 claims

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