DB

David George Butler

AM Amazon: 4 patents #254 of 3,114Top 9%
📍 San Jose, CA: #634 of 5,952 inventorsTop 15%
🗺 California: #5,406 of 60,394 inventorsTop 9%
Overall (2017): #49,373 of 506,227Top 10%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9681263 Passive device monitoring using radio frequency signals Richard William Mincher 2017-06-13
9635547 Systems, devices, and methods for obfuscating location Richard William Mincher 2017-04-25
9552049 Activating and using device with a grip switch Richard William Mincher 2017-01-24
9549319 Presence verification within a wireless environment Richard William Mincher 2017-01-17