Inventor · disambiguated record
John H. P. Tyman
Also filed as: TYMAN JOHN H P
4 granted patents·30 citations·filing 1979–1991
71Inventor score
Top patents by PatentIndex Score
4 records- 0180US4352944ATreatment of cashew nut shell liquidMINNESOTA MINING & MFG·Filed 1981·Granted Oct 5, 1982·17 cites·9 claims
- 0270US4697038AMetal extraction using a novel group of compounds and chemical purification methodUNIV BRUNEL·Filed 1984·Granted Sep 29, 1987·11 cites·8 claims
- 0332US5424421ASynthesis of carminic acid and principal intermediatesEUROP COLOUR PLC·Filed 1991·Granted Jun 13, 1995·2 cites·28 claims
- 0424US4371694AAromatic compounds and their manufactureBRENT CHEMICALS INT·Filed 1979·Granted Feb 1, 1983·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →