Inventor · disambiguated record
Frank A. Spera
Also filed as: SPERA FRANK · SPERA FRANK A
3 granted patents·456 citations·filing 1994–1996
78Inventor score
Files withIBM3
Top patents by PatentIndex Score
3 records- 0196US5516412AVertical paddle plating cellIBM·Filed 1995·Granted May 14, 1996·394 cites·21 claims
- 0277US5614076ATool and method for electroetchingIBM·Filed 1996·Granted Mar 25, 1997·33 cites·23 claims
- 0369US5531874AElectroetching tool using localized application of channelized flow of electrolyteIBM·Filed 1994·Granted Jul 2, 1996·29 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →