Inventor · disambiguated record
Hideyuki Ishiai
Also filed as: ISHIAI HIDEYUKI
3 granted patents·39 citations·filing 1981–1984
70Inventor score
Files withASAHI OPTICAL CO LTD3
Top patents by PatentIndex Score
3 records- 0169US4356513ACCD Scanner with improved resolutionASAHI OPTICAL CO LTD·Filed 1981·Granted Oct 26, 1982·21 cites·6 claims
- 0235US4486080ADevice for detecting blinking of an eye under examinationASAHI OPTICAL CO LTD·Filed 1981·Granted Dec 4, 1984·13 cites·1 claims
- 0327US4540253AMethod and device for measuring eye refraction errorsASAHI OPTICAL CO LTD·Filed 1984·Granted Sep 10, 1985·5 cites·12 claims
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