Inventor · disambiguated record
Donald E. Hallam
Also filed as: HALLAM DONALD E
4 granted patents·84 citations·filing 1984–1990
79Inventor score
Files withDU PONT4
Top patents by PatentIndex Score
4 records- 0183US5012636AApparatus and process for forming alternate twist plied yarn and product therefromDU PONT·Filed 1989·Granted May 7, 1991·27 cites·13 claims
- 0281US4555067ATextile doff servantDU PONT·Filed 1984·Granted Nov 26, 1985·31 cites·2 claims
- 0371US4873821AApparatus and process for forming alternate twist plied yarnDU PONT·Filed 1988·Granted Oct 17, 1989·16 cites·19 claims
- 0455US5003763AApparatus and process for forming alternate twist plied yarn and product therefromDU PONT·Filed 1990·Granted Apr 2, 1991·10 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →