Inventor · disambiguated record
David L. Caldwell
Also filed as: CALDWELL DAVID · CALDWELL DAVID L · CALDWELL DAVID LEE
7 granted patents·1 pending application·144 citations·filing 1981–2008
86Inventor score
Top patents by PatentIndex Score
8 records- 0183US4403895AVehicle floor mat retainerGEN MOTORS CORP·Filed 1981·Granted Sep 13, 1983·52 cites·2 claims
- 0276US6067928AFilament guide assembly especially useful in combination with filament finish applicatorsBASF CORP·Filed 1997·Granted May 30, 2000·28 cites·14 claims
- 0370US4465175AContainer orienting apparatusOWENS ILLINOIS INC·Filed 1982·Granted Aug 14, 1984·21 cites·11 claims
- 0466US4781948AWater-based film-forming coating compositions and the use thereofICI PLC·Filed 1986·Granted Nov 1, 1988·20 cites·11 claims
- 0552US5665293AMethod of making spun yarn packages multiple individually separable yarn endsBASF CORP·Filed 1996·Granted Sep 9, 1997·14 cites·16 claims
- 0646US2010025965A1Ball Hitch Leg GuardCALDWELL DAVID LEE·Filed 2008·Application pending·0 cites
- 0742US4532159AFlash-rust protecting of ferrous substrateICI PLC·Filed 1981·Granted Jul 30, 1985·7 cites·8 claims
- 0830US6010092AOff-winding yarn by magnetic levitationBASF CORP·Filed 1998·Granted Jan 4, 2000·2 cites·6 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →