Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Chuang-Jan Chang

Overall (All Time): #2,164,124 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7042508 Method for presenting fisheye-camera images Gwo-Jen Jan 2006-05-09
6985183 Method for exploring viewpoint and focal length of camera Gwo-Jen Jan 2006-01-10