RJ

Ronald J. Johnsen

DI Diagraph: 1 patents #1 of 4Top 25%
Ericsson: 1 patents #14 of 63Top 25%
📍 Manchester, MO: #8 of 34 inventorsTop 25%
🗺 Missouri: #116 of 1,153 inventorsTop 15%
Overall (1997): #25,888 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5606349 Ink jet system with serial data printheads Jimmy L. Droit, Mark Reinders, Mark K. Virkus 1997-02-25
5600718 Apparatus and method for adaptively precompensating for loudspeaker distortions Paul W. Dent, Jim Rasmusson 1997-02-04