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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Te-Ning E. Liu — 3 Patents

CECetus: 2 patents #73 of 213Top 35%
Martinez, CA: #74 of 261 inventorsTop 30%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Te-Ning E. Liu has been granted 3 US patents while listed as an inventor at Cetus. The first was granted in 1987 and the most recent in June 1990. Te-Ning E. Liu ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Te-Ning E. Liu in Martinez, CA, US.

Patents per Year

Patents granted per year, 1987 to 1990Bar chart with a peak of 1 patents in 1987.peak 11987: 1 patents19871989: 1 patents19891990: 1 patents1990

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4937191 Stable haloperoxidase method John Geigert, Thabiso N'timkulu 1990-06-26 $2,968,000
4877613 Process for preparing veterinary acellular vaccines against gram-negative nonenteric pathogenic bacilli Neylan A. Vedros 1989-10-31
4707446 Stable haloperoxidase method John Geigert, Thabiso N'timkulu 1987-11-17 $2,488,000