Inventor · disambiguated record
David E. Butterworth
Also filed as: BUTTERWORTH DAVID · BUTTERWORTH DAVID E
4 granted patents·213 citations·filing 1992–1995
81Inventor score
Top patents by PatentIndex Score
4 records- 0158US6213124B1Surgical drape with a sealable pouchJOHNSON & JOHNSON MEDICAL·Filed 1994·Granted Apr 10, 2001·90 cites·3 claims
- 0258US5345946AMulti-element surgical drape with sealable surgical run-off pouchesJOHNSON & JOHNSON MEDICAL·Filed 1993·Granted Sep 13, 1994·100 cites·7 claims
- 0331US5648141ADebridement spongeCHICOPEE·Filed 1995·Granted Jul 15, 1997·12 cites·15 claims
- 0424US5326616ALaser-protection surgical drapeJOHNSON & JOHNSON MEDICAL·Filed 1992·Granted Jul 5, 1994·11 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →