John Charles Alvarez has been granted 2 US patents while listed as an inventor at Aps Technology. The first was granted in 2011 and the most recent in May 2012. John Charles Alvarez ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John Charles Alvarez in Rancho Palos Verdes, CA, US.