HK

Hermanus C. Kemper

LB Lever Brothers: 4 patents #59 of 819Top 8%
📍 Brielle, NL: #1 of 23 inventorsTop 5%
Overall (All Time): #1,306,810 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4597886 Dishwashing compositions Machiel Goedhart, Franciscus H. Gortemaker, Hendrik S. Kielman 1986-07-01
4591448 Dishwashing compositions Machiel Goedhart, Franciscus H. Gortemaker, Hendrik S. Kielman 1986-05-27
4591449 Dishwashing composition Machiel Goedhart, Franciscus H. Gortemaker, Hendrik S. Kielman 1986-05-27
4422950 Bleach activator granules and preparation thereof Pieter Versluis 1983-12-27