Top Inventors for class "Button making" | |||||
Rank | Inventor's name | Country | City/State | Last publication | # of patent apps in this class |
---|---|---|---|---|---|
1 | Scott Hay | US | Portland, OR | Mar 19, 2015 / 20150075329 - Method, Device, and System for Assembling Rare-earth Magnets in a Novelty Button | 1 |