DB

Dirk Berkenhaus

BH Bayer Healthcare: 6 patents #1,523 of 8,007Top 20%
Overall (All Time): #767,296 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5260003 Method and device for manufacturing ultrafine fibres from thermoplastic polymers Peter-Roger Nyssen, Armin Kreimer, Wolfram Wagner 1993-11-09
5125942 Process for the production of mineral wool fibres of low shot content Peter-Roger Nyssen, Ewald Strzelczyk, Hans-Theo van Pey 1992-06-30
5114631 Process for the production from thermoplastic polymers of superfine fibre nonwoven fabrics Peter-Roger Nyssen, Hans-Theo van Pey 1992-05-19
4937020 Production of very fine polymer fibres Wolfram Wagner, Peter-Roger Nyssen, Hans-Theo van Pey 1990-06-26
4838917 Process and apparatus for the production of very fine mineral fibers, in particular glass fibers Wolfram Wagner, Roger Nyssen, Hans-Theo van Pey 1989-06-13
4794751 Sealing of apparatus with continuous product transport Wolfram Wagner, Peter-Roger Nyssen, Dieter Paulini, Siegfried Kulisch 1989-01-03
4676815 Apparatus for the production of fine mineral fibres Wolfram Wagner, Peter-Roger Nyssen, Gunter Espanion, Gunter Haladuda, Hans-Theo van Pey +1 more 1987-06-30