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

Lucy Chang — 6 Patents

SUSupergen: 1 patents #25 of 46Top 55%
UAUS Army: 1 patents #2,854 of 6,974Top 45%
Vienna, VA: #153 of 839 inventorsTop 20%
Virginia: #5,254 of 34,511 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Lucy Chang has been granted 6 US patents while listed as an inventor at Supergen. The first was granted in 1991 and the most recent in September 2003. Lucy Chang ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Lucy Chang in Vienna, VA, US.

Patents per Year

Patents granted per year, 1991 to 2003Bar chart with a peak of 1 patents in 1991.peak 11991: 1 patents19911998: 1 patents19981999: 1 patents19992001: 1 patents20012002: 1 patents20022003: 1 patents2003

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6613753 Restore cancer-suppressing functions to neoplastic cells through DNA hypomethylation Joseph Rubinfeld, Jorge DiMartino 2003-09-02 $4,317,000
6450359 Sanitary beverage can lid Charles Chang 2002-09-17
6247608 Double groove beverage can lid Charles Chang 2001-06-19
5934497 Sanitary beverage can lid Charles Chang 1999-08-10
5813561 Sanitary beverage can lid Charles Chang 1998-09-29
5037756 Recombinant DNA molecules for producing terminal transferase-like polypeptides Frederick J. Bollum, Ronald C. Peterson 1991-08-06