Inventor · disambiguated record
Dennis R. Spina
Also filed as: SPINA DENNIS · SPINA DENNIS R
4 granted patents·357 citations·filing 1991–1995
81Inventor score
Files withHOOVER UNIVERSAL4
Top patents by PatentIndex Score
4 records- 0192US5141120AHot fill plastic container with vacuum collapse pinch grip indentationsHOOVER UNIVERSAL·Filed 1991·Granted Aug 25, 1992·215 cites·3 claims
- 0292US5122327ABlow molding method for making a reversely oriented hot fill containerHOOVER UNIVERSAL·Filed 1991·Granted Jun 16, 1992·120 cites·6 claims
- 0353US5620722AExtrusion head for blow moldingHOOVER UNIVERSAL·Filed 1995·Granted Apr 15, 1997·18 cites·16 claims
- 0429US5449284ACompression molding and trimming blow pin assemblyHOOVER UNIVERSAL·Filed 1994·Granted Sep 12, 1995·4 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →