Inventor · disambiguated record

Hisashi Ikawa

Also filed as: IKAWA HISASHI

1 granted patent·0 citations·filing 2017–2017

6Inventor score

Technology areasB29D

Files withTOKAI OPTICAL CO LTD1

Top patents by PatentIndex Score

1 record

0149US10688739B2Spectacle lens manufacturing systemTOKAI OPTICAL CO LTD·Filed 2017·Granted Jun 23, 2020·0 cites·42 claims

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