Inventor · disambiguated record
Hirochika Aiura
Also filed as: AIURA HIROCHIKA
2 granted patents·9 citations·filing 1983–1984
54Inventor score
Files withASAHI OPTICAL CO LTD2
Top patents by PatentIndex Score
2 records- 0127US4637720ALens meter having a focusing indication system with divided-image registration focusingASAHI OPTICAL CO LTD·Filed 1983·Granted Jan 20, 1987·4 cites·8 claims
- 0227US4540253AMethod and device for measuring eye refraction errorsASAHI OPTICAL CO LTD·Filed 1984·Granted Sep 10, 1985·5 cites·12 claims
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