Inventor · disambiguated record
Joseph B. Hanson
Also filed as: HANSON JOSEPH B
4 granted patents·59 citations·filing 1976–1983
77Inventor score
Top patents by PatentIndex Score
4 records- 0184US4242212AMannich additives modified by ditertiary alkyl phenolSTANDARD OIL CO INDIANA·Filed 1979·Granted Dec 30, 1980·32 cites·8 claims
- 0280US4736044ABoron compounds to inhibit formation of tar during the "ene" reaction of an ethylenically unsaturated alpha, beta dicarboxylic acid compound and an ethylenically unsaturated hydrocarbonAMOCO CORP·Filed 1983·Granted Apr 5, 1988·15 cites·12 claims
- 0346US4086265APreparation of catechol derivativesUNIV MINNESOTA·Filed 1976·Granted Apr 25, 1978·4 cites·15 claims
- 0443US4203730APolyamine derivatives of oxidized olefinic substituted dicarboxylic acid compoundsSTANDARD OIL CO INDIANA·Filed 1978·Granted May 20, 1980·8 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →