Inventor · disambiguated record
David H. Hopkins
Also filed as: HOPKINS DAVID H
9 granted patents·1 pending application·379 citations·filing 1983–2023
90Inventor score
Files withDESALINATION SYSTEMS3GTE PROD CORP2PTI ADVANCED FILTRATION INC2EXXON RESEARCH ENGINEERING CO1EXXONMOBIL CHEMICAL PATENTS INC1
Top patents by PatentIndex Score
10 records- 0195US4842736ASpiral wound membraneDESALINATION SYSTEMS·Filed 1988·Granted Jun 27, 1989·125 cites·13 claims
- 0293US4906372ASpiral-wound membrane cartridgeDESALINATION SYSTEMS·Filed 1989·Granted Mar 6, 1990·108 cites·16 claims
- 0384US5266195ASpiral wound separation device and method of making sameDESALINATION SYSTEMS·Filed 1992·Granted Nov 30, 1993·62 cites·19 claims
- 0478US5238563AMulti-element housingEXXON RESEARCH ENGINEERING CO·Filed 1992·Granted Aug 24, 1993·50 cites·8 claims
- 0576USD295887SWater purification unitNIMBUS WATER SYSTEMS INC·Filed 1986·Granted May 24, 1988·17 cites·1 claims
- 0655US6436213B1Enhanced electro-deposition device and methodPTI ADVANCED FILTRATION INC·Filed 2000·Granted Aug 20, 2002·6 cites·19 claims
- 0753US6634192B2System and method for flushing a membrane web using a vacuum rollerPTI ADVANCED FILTRATION INC·Filed 2001·Granted Oct 21, 2003·2 cites·12 claims
- 0851US2025230365A1Contaminant Removal During Integrated Plastic RecycleEXXONMOBIL CHEMICAL PATENTS INC·Filed 2023·Application pending·0 cites
- 0934US4503905AMethod of making ceramic core heat recuperatorGTE PROD CORP·Filed 1983·Granted Mar 12, 1985·6 cites·6 claims
- 1030US4503904AHeat recuperator with triple pass cross-flow ceramic coreGTE PROD CORP·Filed 1983·Granted Mar 12, 1985·3 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →