Tigard, Oregon
United States
3
2014-06-12
The entities that hold a legal rights for patent applications filed by inventor Johnson David W.:
David W. Johnson from Tigard, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Flexible gear rack carriage transport in a printing apparatus
#2 | 2013-06-20Flexible gear rack carriage transport in a printing apparatus
#3 | 2010-08-19Gearbox output switcher
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