ZT

Zoltan Trajber

CS Conte Sa: 2 patents #3 of 17Top 20%
Overall (All Time): #2,245,980 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5865553 Liquid-ink writing instrument having a reservoir fitted with a system to prevent loss of priming Benoit Flye Sainte Marie, Jose Duez, Serge Romy, Philippe Lefebvre, Philippe Chavatte 1999-02-02
5774931 Pencil having an eraser-holding ferrule secured by ultrasonic welding, and a ferrule adapted for that purpose Andre Coinon 1998-07-07