Inventor · disambiguated record
Sanae Watanabe
Also filed as: WATANABE SANAE
3 granted patents·20 citations·filing 1987–1995
67Inventor score
Top patents by PatentIndex Score
3 records- 0136US5623370AGradient index lens systemMINOLTA CAMERA KK·Filed 1995·Granted Apr 22, 1997·7 cites·24 claims
- 0233US4818568AHot dip coated steel sheet and process for producing the sameNISSHIN STEEL CO LTD·Filed 1987·Granted Apr 4, 1989·6 cites·14 claims
- 0332US5270864AZoom lens system for use in copying apparatusMINOLTA CAMERA KK·Filed 1992·Granted Dec 14, 1993·7 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →