Inventor · disambiguated record
David A. Longhini
Also filed as: LONGHINI DAVID A
5 granted patents·220 citations·filing 1984–1997
84Inventor score
Top patents by PatentIndex Score
5 records- 0195US4681750APreparation of amorphous, precipitated silica and siliceous filler-reinforced microporous polymeric separatorPPG INDUSTRIES INC·Filed 1986·Granted Jul 21, 1987·133 cites·64 claims
- 0281US6013157AFroth moderating agent for controlling froth and reducing stickies in the flotation process for deinking waste paperBASF CORP·Filed 1997·Granted Jan 11, 2000·33 cites·1 claims
- 0381US4590318AMethod for producing vinyl chloridePPG INDUSTRIES INC·Filed 1984·Granted May 20, 1986·17 cites·21 claims
- 0472US5660684ADeinking electrostatic waste paperPPG INDUSTRIES INC·Filed 1996·Granted Aug 26, 1997·22 cites·7 claims
- 0554US5718801AMethod for controlling froth and reducing stickies in the flotation process for deinking waste paper using a froth moderating agentPPG INDUSTRIES INC·Filed 1994·Granted Feb 17, 1998·15 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →