Inventor · disambiguated record
Duane C. Nugent
Also filed as: NUGENT DUANE C
8 granted patents·215 citations·filing 1976–1998
89Inventor score
Files withOWENS ILLINOIS INC3GRACELAND FRUIT COOPERATIVE IN2NUGENT DUANE C2PLASTIC RECOVERY SYSTEMS INC1
Top patents by PatentIndex Score
8 records- 0191US4120285AModular tubular solar energy collector apparatusOWENS ILLINOIS INC·Filed 1976·Granted Oct 17, 1978·63 cites·41 claims
- 0283US5022985AProcess for the separation and recovery of plasticsPLASTIC RECOVERY SYSTEMS INC·Filed 1989·Granted Jun 11, 1991·47 cites·19 claims
- 0380US4212293AModular tubular solar energy collector apparatusOWENS ILLINOIS INC·Filed 1978·Granted Jul 15, 1980·38 cites·7 claims
- 0469US4303434AMethod and apparatus for preheating pulverous materials prior to their introduction into a melting furnaceOWENS ILLINOIS INC·Filed 1980·Granted Dec 1, 1981·18 cites·35 claims
- 0558US5718939AContinuous sugar infusion processGRACELAND FRUIT COOPERATIVE IN·Filed 1996·Granted Feb 17, 1998·20 cites·12 claims
- 0654US5115992AFood cutting machineNUGENT DUANE C·Filed 1991·Granted May 26, 1992·16 cites·17 claims
- 0737US6132794AInfusion-drying of carrotsGRACELAND FRUIT COOPERATIVE IN·Filed 1998·Granted Oct 17, 2000·12 cites·21 claims
- 0829USD307313SCombined manifold covering and handle for multiple bottle sprayer assemblyNUGENT DUANE C·Filed 1987·Granted Apr 17, 1990·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →