Inventor · disambiguated record
Donald W. Dingfelder
Also filed as: DINGFELDER DONALD W · DINGFELDER DONALD WAYNE
6 granted patents·274 citations·filing 1995–2008
86Inventor score
Files withIBM6
Top patents by PatentIndex Score
6 records- 0191US6517369B1Retention bracket/collar for circuit cardsIBM·Filed 2002·Granted Feb 11, 2003·55 cites·8 claims
- 0290US5630469ACooling apparatus for electronic chipsIBM·Filed 1995·Granted May 20, 1997·136 cites·5 claims
- 0387US7515410B1Hard disk drive carrier converter apparatusIBM·Filed 2008·Granted Apr 7, 2009·24 cites·1 claims
- 0474US7382626B2Apparatus for tool-less removal of PCB assemblyIBM·Filed 2007·Granted Jun 3, 2008·7 cites·6 claims
- 0563US5947570AModular cabinet assembly for a computerIBM·Filed 1997·Granted Sep 7, 1999·50 cites·26 claims
- 0662US7307856B2Apparatus for tool-less removal of PCB assemblyIBM·Filed 2006·Granted Dec 11, 2007·2 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →