Inventor

KOEPNICK SIEGFRIED

3 patents

⚠️ This page may combine multiple inventors who share the name “KOEPNICK SIEGFRIED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DYNAMIT NOBEL AG

2 patents

US4317856AMar 2, 1982

Insulating-material bodies having metal particles dispersed in the resin

DYNAMIT NOBEL AG44 citations88

US4440833AApr 3, 1984

Copper-laminated hard paper made of a fire resistant laminate

DYNAMIT NOBEL AG5 citations59

PHILIPS ELECTRONICS NV

1 patent

US5560795AOct 1, 1996

Process for manufacturing a printed circuit board and printed circuit board

PHILIPS ELECTRONICS NV13 citations65