Inventor
JOHNSON CHADWICK M
US6 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSON CHADWICK M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FARGO ELECTRONICS INC
4 patentsUS7018117B2Mar 28, 2006
Identification card printer ribbon cartridge
FARGO ELECTRONICS INC89 citations96
US7344325B2Mar 18, 2008
Identification card printer having ribbon cartridge with cleaner roller
FARGO ELECTRONICS INC28 citations90
US7237485B2Jul 3, 2007
Print supply monitoring
FARGO ELECTRONICS INC9 citations72
US7154519B2Dec 26, 2006
Printer and ribbon cartridge
FARGO ELECTRONICS INC5 citations61