JF

John W. Frink

BH Bayer Healthcare: 2 patents #3,312 of 8,007Top 45%
📍 Dorpsstraat, PA: #210 of 560 inventorsTop 40%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,234,525 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6022444 Modified PMDI for faster press times or lower press temperatures and reduction of MDI from hot presses Karl W. Haider, Heber D. Layton, Peter H. Markusch, James W. Rosthauser, Bonnie L. Lawson +1 more 2000-02-08
5674568 Treatment of cellulosic fiber products Heber D. Layton, Howard S. Duff, Karl W. Haider 1997-10-07