Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Da-Ming Chang — 3 Patents

ALAltek: 3 patents #36 of 158Top 25%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Da-Ming Chang has been granted 3 US patents while listed as an inventor at Altek. All of these patents were granted in 2013. Da-Ming Chang ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%).

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8606044 Image processing apparatus and image processing method Chih-Feng Liu, Po-Jung Lin 2013-12-10
8548275 Image processing device and image processing method Chia-Ho Pan, Po-Jung Lin, Yen-Ping Teng, Shuei-Lin Chen 2013-10-01
8416252 Image processing apparatus and memory access method thereof Po-Jung Lin, Chien-Fa Huang 2013-04-09