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USPTO Patent Rankings Data through Dec 31, 2025
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Roy E. Speck — 9 Patents

ASAnalytical Control Systems: 9 patents #1 of 2Top 50%
Indianapolis, IN: #676 of 5,011 inventorsTop 15%
Indiana: #4,123 of 33,936 inventorsTop 15%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Roy E. Speck has been granted 9 US patents while listed as an inventor at Analytical Control Systems. The first was granted in 1995 and the most recent in November 1999. Roy E. Speck ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Roy E. Speck in Indianapolis, IN, US.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5994140 Stable coagulation controls 1999-11-30
5939325 Stable whole blood coagulation controls Ruby P. Bonderman 1999-08-17
5906942 Method for preparing stable coagulation controls 1999-05-25
5721140 Stable coagulation controls 1998-02-24
5709889 Coagulation assays and reagents 1998-01-20
5700634 Coagulation assays and reagents comprising tannin or propyl gallate and a metal ion 1997-12-23
5637452 Kit for an initial screen for abnormal platelet condition comprising propyl gallate or tannin and a metal ion 1997-06-10
5569590 Initial screen for abnormal platelet condition 1996-10-29
5451509 Coagulation assays and reagents 1995-09-19