Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Sean Yao — 2 Patents

RRRead Rite: 2 patents #93 of 240Top 40%
Milpitas, CA: #1,602 of 3,192 inventorsTop 55%
California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,215,975 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6417998 Ultra small advanced write transducer and method for making same Billy W. Crue, Jr., Zhupei Shi, Vijay Dhingra 2002-07-09
6304414 Thin film magnetic write head having an ultra-low stack height Billy W. Crue, Jr., Renuka Apparao, Zhupei Shi 2001-10-16