Inventor · disambiguated record
John Fred Neumer
Also filed as: NEUMER JOHN F · NEUMER JOHN FRED
4 granted patents·32 citations·filing 1971–1992
75Inventor score
Files withDU PONT4
Top patents by PatentIndex Score
4 records- 0176US4002616ADisperse bisanil dyes derived from diaminomaleonitrile and their preparationDU PONT·Filed 1975·Granted Jan 11, 1977·11 cites·21 claims
- 0271US4078934APhotosensitive, image-forming composition containing a leuco 2,3-disubstituted-1-indanone and a photooxidantDU PONT·Filed 1976·Granted Mar 14, 1978·7 cites·11 claims
- 0360US3992450A2,3-Disubstituted-1-indanonesDU PONT·Filed 1971·Granted Nov 16, 1976·4 cites·4 claims
- 0452US5254744APreparation and purification of poly(tetramethylene ether) formal glycols and poly(oxybutylene formal) glycolsDU PONT·Filed 1992·Granted Oct 19, 1993·10 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →