Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Jan K. Schiffmann — 2 Patents in 2018

Delphi Technologies: 2 patents #25 of 161Top 20%
Newbury Park, CA: #28 of 112 inventorsTop 25%
California: #12,239 of 60,411 inventorsTop 25%
Overall (2018): #139,637 of 503,207Top 30%
2 Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10114106 Automated vehicle radar system with auto-alignment for azimuth, elevation, and vehicle speed-scaling-error Yu Liu, David A. Schwartz, Xumin Zhu 2018-10-30
9983301 Automated vehicle radar system to determine yaw-rate of a target vehicle Yu Liu 2018-05-29