Inventor · disambiguated record
John D'Angelo
Also filed as: D ANGELO JOHN · D ANGELO JOHN A
3 granted patents·1 pending application·11 citations·filing 1975–2015
62Inventor score
Top patents by PatentIndex Score
4 records- 0147US4016164AProcess for purifying crude cyanuric acidFMC CORP·Filed 1976·Granted Apr 5, 1977·2 cites·17 claims
- 0238US4031091AProcess for purifying crude cyanuric acidFMC CORP·Filed 1975·Granted Jun 21, 1977·1 cites·1 claims
- 0337US4331172AFire-safe valve structureACF IND INC·Filed 1980·Granted May 25, 1982·8 cites·12 claims
- 0437US2016338543A1Cheese grating systemD'ANGELO JOHN·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →