Inventor · disambiguated record
Petrus Johannes Van Leeuwen
Also filed as: VAN LEEUWEN PETRUS JOHANNES
2 granted patents·51 citations·filing 1995–1995
59Inventor score
Files withPROCTER & GAMBLE1
Top patents by PatentIndex Score
2 records- 0180US5912221ALaundry detergent composition comprising substantially water-insoluble polymeric dye transfer inhibiting agentPROCTER & GAMBLE·Filed 1995·Granted Jun 15, 1999·50 cites·10 claims
- 0219US5851584AMethod for applying a protective layer to which microorganisms do not adhere, to vessels and utensils in the food industryFiled 1995·Granted Dec 22, 1998·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →