Inventor · disambiguated record
Karunasena A. Alahapperuma
Also filed as: ALAHAPPERUMA KARUNASENA · ALAHAPPERUMA KARUNASENA A
6 granted patents·148 citations·filing 1994–2007
85Inventor score
Top patents by PatentIndex Score
6 records- 0187US6472065B1Clear adhesive sheet3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Oct 29, 2002·42 cites·20 claims
- 0285US6478918B2Semiconductor wafer processing tapes3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Nov 12, 2002·30 cites·6 claims
- 0381US8038750B2Structured abrasive with overlayer, and method of making and using the same3M INNOVATIVE PROPERTIES CO·Filed 2007·Granted Oct 18, 2011·11 cites·20 claims
- 0478US6759121B2Clear adhesive sheet3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Jul 6, 2004·22 cites·16 claims
- 0573US6235387B1Semiconductor wafer processing tapes3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted May 22, 2001·37 cites·36 claims
- 0637US6027778AOne piece capstan for a tape cartridgeIMATION CORP·Filed 1994·Granted Feb 22, 2000·6 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →