Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Thomas Lieu — 2 Patents

CSCharm Sciences: 2 patents #13 of 42Top 35%
Malden, MA: #225 of 556 inventorsTop 45%
Massachusetts: #42,563 of 88,656 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Thomas Lieu has been granted 2 US patents while listed as an inventor at Charm Sciences. The first was granted in 1994 and the most recent in February 1996. Thomas Lieu ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Thomas Lieu in Malden, MA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5489532 Automatic test apparatus for antimicrobial drugs Stanley E. Charm, Eliezer Zomer, Max Gandman, Lee Gandman 1996-02-06
5354663 Microbial inhibition test kit and method Stanley E. Charm, Eliezer Zomer, Max Gandman, Lea Gandman 1994-10-11