Inventor · disambiguated record
Casparus W. De Waal
Also filed as: DE WAAL CASPARUS W · DE WAAL CASPARUS WILHELMUS
3 granted patents·61 citations·filing 1989–1995
71Inventor score
Top patents by PatentIndex Score
3 records- 0166US5673947ADevice for butt joining of ducts for carrying gaseous medium and having a rectangular or square cross sectionWAAL STAAL BV DE·Filed 1995·Granted Oct 7, 1997·43 cites·15 claims
- 0235US5165736ACorner profile for coupling channel membersWAAL CASPARUS W DE·Filed 1990·Granted Nov 24, 1992·14 cites·3 claims
- 0327US4989314AMethod for preparing a corner profile fit for butting connection of closed channelsWAAL CASPARUS W DE·Filed 1989·Granted Feb 5, 1991·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →