Inventor · disambiguated record
Yasutaka Ban
Also filed as: BAN YASUTAKA
5 granted patents·70 citations·filing 1982–2018
80Inventor score
Top patents by PatentIndex Score
5 records- 0170US5126220AReticle for photolithographic patterningFUJITSU LTD·Filed 1991·Granted Jun 30, 1992·26 cites·6 claims
- 0258US5147742APhotomask and fabrication of the sameFUJITSU LTD·Filed 1991·Granted Sep 15, 1992·16 cites·11 claims
- 0348US4500789AElectron beam exposing methodFUJITSU LTD·Filed 1982·Granted Feb 19, 1985·16 cites·3 claims
- 0442US4487795AMethod of forming patterned conductor linesFUJITSU LTD·Filed 1982·Granted Dec 11, 1984·11 cites·4 claims
- 0527USD933137SToy blockBAN YASUTAKA·Filed 2018·Granted Oct 12, 2021·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →