Inventor · disambiguated record
Jan Christoffel De Waal
Also filed as: DE WAAL JAN C · DE WAAL JAN CHRISTOFFEL
3 granted patents·11 citations·filing 1984–2001
62Inventor score
Top patents by PatentIndex Score
3 records- 0143US4606761AReduction of metal compoundsUNION STEEL CORP OF SO AFRICA·Filed 1984·Granted Aug 19, 1986·7 cites·13 claims
- 0239US7101522B2Production of dicalcium phosphate or monocalcium phosphateDE WAAL JAN CHRISTOFFEL·Filed 2001·Granted Sep 5, 2006·1 cites·12 claims
- 0327US6183712B1Production of dicalcium phosphate or monocalcium phosphate from calcium phosphateFiled 1999·Granted Feb 6, 2001·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →