Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KH

Kempton H. Hardiman — 2 Patents

BDBaxter Diagnostics: 1 patents #15 of 43Top 35%
DIDade International: 1 patents #19 of 88Top 25%
Mission Viejo, CA: #754 of 1,522 inventorsTop 50%
California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,272,001 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5651941 Sample tube carrier William A. Stark, Richard A. SCRIBNER, John Charles Mazza 1997-07-29
5350564 Automated chemical analyzer with apparatus and method for conveying and temporary storage of sample tubes John Charles Mazza, William A. Stark, Richard A. SCRIBNER, Stephen Frye 1994-09-27