Inventor · disambiguated record
John F. Hagman
Also filed as: HAGMAN JOHN F · HAGMAN JOHN FRANCIS
9 granted patents·904 citations·filing 1982–2004
92Inventor score
Files withDU PONT9
Top patents by PatentIndex Score
9 records- 0197US5973046AModified-ionomers having improved properties and processabilityDU PONT·Filed 1998·Granted Oct 26, 1999·203 cites·14 claims
- 0296US6815480B2Highly-resilient thermoplastic elastomer compositionsDU PONT·Filed 2001·Granted Nov 9, 2004·155 cites·8 claims
- 0396US4739012AElastomer blendsDU PONT·Filed 1987·Granted Apr 19, 1988·118 cites·10 claims
- 0494US5298571AHigh-resilience ionomeric compositions for golf ball coversDU PONT·Filed 1993·Granted Mar 29, 1994·143 cites·10 claims
- 0593US5155157ACompositions useful in the manufacture of golfballsDU PONT·Filed 1991·Granted Oct 13, 1992·121 cites·31 claims
- 0691US5567772AHigh flow ionomer resin compositions useful for golf ball coversDU PONT·Filed 1994·Granted Oct 22, 1996·58 cites·5 claims
- 0781US5691418ASoft ionomer compositions and blends thereof and use thereof as golf ball structural materialsDU PONT·Filed 1995·Granted Nov 25, 1997·71 cites·5 claims
- 0879US7375151B2Highly-resilient thermoplastic compositionsDU PONT·Filed 2004·Granted May 20, 2008·29 cites·10 claims
- 0937US4520169AElastomeric sol/gel blendsDU PONT·Filed 1982·Granted May 28, 1985·6 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →