DB

David Alexander Butler

Microsoft: 37 patents #581 of 40,388Top 2%
Air Products And Chemicals: 1 patents #1,147 of 1,997Top 60%
AV Avaya: 1 patents #821 of 1,730Top 50%
CT Ctb: 1 patents #48 of 85Top 60%
ES Extended Systems: 1 patents #10 of 24Top 45%
JPMorgan Chase: 1 patents #1,456 of 3,768Top 40%
📍 Cambridge, CA: #10 of 130 inventorsTop 8%
Overall (All Time): #49,164 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 51–53 of 53 patents

Patent #TitleCo-InventorsDate
6490910 Apparatus and a method for investigating the properties of a solid material by inverse chromatography Carl Levoguer, Daryl R Williams 2002-12-10
5724404 Integrated international telephone circuit monitoring system Max Garcia, Ben Holzemer, Kevin Collins 1998-03-03
5220801 Method and apparatus for maintenance of slush mixture at desired level during melt conditions Robert B. Moore 1993-06-22