HK

Hans Kummermehr

GA Grunzweig & Hartmann Und Glasfaser Ag: 4 patents #1 of 17Top 6%
IS Isover Saint-Gobain: 4 patents #12 of 174Top 7%
GA Grunzweig & Hartmann Ag: 1 patents #4 of 13Top 35%
📍 Ludwigshafen, DE: #378 of 1,722 inventorsTop 25%
Overall (All Time): #589,746 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5879793 Mineral wool product, method for its production, impregnating mass therefor, and use thereof 1999-03-09
5671518 Methods for producing a mineral wool needle-felt and a mineral wool product using a thixotropic additive Lothar Bihy, Reinhard Stoyke 1997-09-30
5600919 Mineral wool products for the cultivation of plants Lothar Bihy 1997-02-11
5244722 Molded castings from mineral wool and the process for obtaining them Georg Mueller 1993-09-14
5057173 Process for the production of needle felt from rock wool Lothar Bihy, Reinhard Stoyke 1991-10-15
4447345 Thermal insulating flexible ceramic containing flame hydrolysis produced microporous oxide aerogel Rolf-Dieter Sommer 1984-05-08
4399175 Heat-insulating body Günther A. Mohr 1983-08-16
4394337 Thermal insulating body and a process for making the same 1983-07-19
4363738 Process for making a thermal insulating body 1982-12-14