DB

David T. Beegan

CA Calcomp: 1 patents #29 of 71Top 45%
SG Sanders Gmbh: 1 patents #63 of 158Top 40%
Overall (All Time): #2,328,717 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4806957 Electrostatic printhead and method of manufacture 1989-02-21
4766448 Electrostatic printhead method and apparatus James Hack, Bernard Masson 1988-08-23