HG

Hans Gempeler

CI Ciba-Geigy: 3 patents #802 of 2,867Top 30%
📍 Aesch, CH: #54 of 139 inventorsTop 40%
Overall (All Time): #1,664,271 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5006626 Epoxy resin compositions Arnold Hofer 1991-04-09
4973648 Epoxy resin compositions Arnold Hofer 1990-11-27
4885354 Epoxy resin compositions Arnold Hofer 1989-12-05