GH

Gundula Helsch

SA Schott Ag: 1 patents #645 of 1,181Top 55%
📍 Clausthal-Zellerfeld, DE: #52 of 102 inventorsTop 55%
Overall (All Time): #3,407,562 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6998177 Method of making a glass body with a phosphorous- and porous SiO2-containing coating, glass body made thereby and solution for making same Marta Krzyzak, Gerhard Heide, Guenther Heinz Frischat 2006-02-14