# Robert D. Farris — Patents explained on PatentBrief

Robert D. Farris has 1 landmark patent explained in plain English on PatentBrief.

- [How Phones Automatically Find and Update Network Lists Using CDPD](https://patentbrief.org/patent/us/5920821/use-of-cellular-digital-packet-data-cdpd-communications-to-convey-system-identification-list-data-to-roaming-cellular-subscriber-stations) — granted 1999
  A 1995 system for helping mobile phones automatically update their preferred network lists and find the best service provider using a data-only channel.

**Full profile:** https://patentbrief.org/inventor/robert-d-farris

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_Source: PatentBrief — https://patentbrief.org. Plain-English explanations of US patents._