Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
CS

Ching-Fang Su — 4 Patents

CHChen-Source: 1 patents #11 of 22Top 50%
Alishan, TW: #11 of 43 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Ching-Fang Su has been granted 4 US patents while listed as an inventor at Chen-Source. The first was granted in 1994 and the most recent in October 2025. Ching-Fang Su ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Ching-Fang Su in Alishan, TW.

Patents per Year

Patents granted per year, 1994 to 2015Bar chart with a peak of 1 patents in 1994.peak 11994: 1 patents19941995: 1 patents19952015: 1 patents2015

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12449875 Power management system of input-output memory management unit and associated method Chih-Hsien Hsiao 2025-10-21
9048666 USB charging circuit 2015-06-02
5462782 Adhesive plate assembly for sheet object 1995-10-31
5352535 Message board 1994-10-04