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

Stephen L. Weitz — 3 Patents

TRTritech: 2 patents #2 of 12Top 20%
Portland, OR: #3,796 of 9,213 inventorsTop 45%
Oregon: #10,287 of 28,073 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Stephen L. Weitz has been granted 3 US patents while listed as an inventor at Tritech. The first was granted in 1989 and the most recent in April 1992. Stephen L. Weitz ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Stephen L. Weitz in Portland, OR, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5101673 Ultra low sample liquid analysis apparatus and method Kenneth F. Uffenheimer, Nicholas F. Di Domenico 1992-04-07
4984475 Ultra low carryover sample liquid analysis apparatus and method Kenneth F. Uffenheimer, Nicholas F. Di Domenico 1991-01-15
4820628 Fetal lung maturity test employing lamellar body solubilization 1989-04-11