PK

Peter Kleijwegt

Chevron: 7 patents #676 of 4,788Top 15%
Overall (All Time): #975,579 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10781394 Lubricating oil compositions comprising a biodiesel fuel and a Mannich condensation product Menno Anton Stefan Moniz, Walter Alexander Hartgers, Richard Hogendoorn, Moussa Echankouki, Alexander B. Boffa +1 more 2020-09-22
8747650 Engine lubricant with enhanced thermal stability Jeroen Van Leeuwen 2014-06-10
7585820 Detergent composition for a low sulfur, low sulfated ash and low phosphorus lubricating oil for heavy duty diesel engines 2009-09-08
6784142 Lubricating oil composition comprising borated and EC-treated succinimides and phenolic antioxidants Willem Van Dam 2004-08-31
6124247 Use of borated compounds for the improvement of the compatibility of lubricating oils with fluorocarbon elastomers Jacques Cazin, Pierre Tequi, William M. Kleiser 2000-09-26