Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert B. Hance — 5 Patents

Abbott: 5 patents #1,521 of 5,509Top 30%
Evanston, IL: #369 of 1,719 inventorsTop 25%
Illinois: #18,025 of 84,256 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Robert B. Hance has been granted 5 US patents while listed as an inventor at Abbott. The first was granted in 1996 and the most recent in June 1998. Robert B. Hance ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Robert B. Hance in Evanston, IL, US.

Patents per Year

Patents granted per year, 1996 to 1998Bar chart with a peak of 2 patents in 1996.peak 21996: 2 patents19961997: 2 patents19971998: 1 patents1998

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5762878 Sample container segment assembly Frederick L. Clark, Kendall B. Hendrick, Richard R. Martin, Larry W. Moore, William J. Raymoure +26 more 1998-06-09 $271,147,000
5635364 Assay verification control for an automated analytical system Frederick L. Clark, Kendall B. Hendrick, Richard R. Martin, Larry W. Moore, William J. Raymoure +26 more 1997-06-03 $37,004,000
5610069 Apparatus and method for washing clinical apparatus Frederick L. Clark, Kendall B. Hendrick, Richard R. Martin, Larry W. Moore, William J. Raymoure +26 more 1997-03-11 $43,505,000
5578494 Cap actuator for opening and closing a container Frederic L. Clark, Kendall B. Hendrick, Richard R. Martin, Larry W. Moore, William J. Raymoure +26 more 1996-11-26 $36,147,000
5575978 Sample container segment assembly Frederick L. Clark, Kendall B. Hendrick, Richard R. Martin, Larry W. Moore, William J. Raymoure +26 more 1996-11-19 $44,740,000