Darrell W. Foote has been granted 4 US patents while listed as an inventor at Micro Processing Technology. The first was granted in 2014 and the most recent in November 2025. Darrell W. Foote ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Darrell W. Foote in Walnut Creek, CA, US.