Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Lung-Jay Cheng — 3 Patents

DEDelta Electronics: 3 patents #649 of 2,746Top 25%
Taipei, TW: #6,564 of 24,966 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Lung-Jay Cheng has been granted 3 US patents while listed as an inventor at Delta Electronics. The first was granted in 2011 and the most recent in November 2023. Lung-Jay Cheng ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Lung-Jay Cheng in Taipei, TW.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11821952 Method of estimating D-Q axis inductance of permanent magnet synchronous motor Mi-Ching Tsai, Ting-Chung Hsieh, Yao-Sheng Wu, Chun-Ju WU 2023-11-21
8084986 Dead-time compensation apparatus of PWM inverter and method thereof Ting-Chung Hsieh 2011-12-27
8031446 Method of detecting output phase loss for motor driver Ting-Chung Hsieh, Shih-Chieh Liao, Jen-Hsiang Huang 2011-10-04