HK

Hans Keller

The Dow Chemical: 2 patents #1,449 of 4,115Top 40%
AA Aesculap-Werke Ag: 1 patents #4 of 13Top 35%
📍 ᐙᔂᓂᐲ Waswanipi, CA: #53 of 249 inventorsTop 25%
Overall (All Time): #1,292,427 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5409524 Membranes having improved selectivity and recovery, and process for making same John A. Jensvold, Srikanth Ranga Chary, Wendy S. Jacks, Theodore L. Parker, Damoder Reddy 1995-04-25
4765314 Device for introducing an endoscope or a surgical tool into body cavities with a feed for a flushing medium and an extractor for said flushing medium Dietmar Kolditz, Karl Ernst-Kienzle 1988-08-23
4722128 Loading tool 1988-02-02
4328689 Spring bolt combination lock Claude Legault 1982-05-11