Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Metcalfe, CA ranks #23,017 worldwide for total patents filed in 2011, with 1 patent from 1 inventor. Leading employers of inventors based in Metcalfe, CA include IBM.

Showing 1–1 of 1 inventors

Rank Inventor Primary Company Patents
1 Stewart James Winter IBM 1