Inventor · disambiguated record
David Irwin
Also filed as: IRWIN DAVID · IRWIN DAVID C
4 granted patents·1 pending application·33 citations·filing 1974–2001
74Inventor score
Top patents by PatentIndex Score
5 records- 0158US6541155B2Bicell battery apparatusVALENCE TECHNOLOGY INC·Filed 2000·Granted Apr 1, 2003·4 cites·21 claims
- 0249US4229860ACattle skinning process and apparatus thereforIRWIN DAVID C·Filed 1977·Granted Oct 28, 1980·15 cites·2 claims
- 0342US3947355AApparatus and process of separating packing house wasteIRWIN DAVID C·Filed 1974·Granted Mar 30, 1976·11 cites·6 claims
- 0437US2004048149A1Battery packaging constructionFiled 2001·Application pending·0 cites
- 0526US4798677AFilterator for separatorIRWIN DAVID C·Filed 1987·Granted Jan 17, 1989·3 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →