Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert E. Klem — 9 Patents

GIGenta Incorporated: 6 patents #5 of 36Top 15%
GPGrain Processing: 1 patents #56 of 87Top 65%
Muscatine, IA: #19 of 197 inventorsTop 10%
Iowa: #1,733 of 15,303 inventorsTop 15%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Robert E. Klem has been granted 9 US patents while listed as an inventor at Genta Incorporated. The first was granted in 1989 and the most recent in June 2011. Robert E. Klem ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Robert E. Klem in Muscatine, IA, US.

Patents per Year

Patents granted per year, 1989 to 2011Bar chart with a peak of 3 patents in 1998.peak 31989: 1 patents19891995: 1 patents19951998: 3 patents19982006: 2 patents20062010: 1 patents20102011: 1 patents2011

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7960364 Methods for modulating the efficacy of nucleic acid based therapies Dayton T. Reardan, Larry J. Smith 2011-06-14
7795232 Methods of treatment of a bcl-2 disorder using bcl-2 antisense oligomers Raymond P. Warrell, Jr., Howard Fingert 2010-09-14
7119217 Tri(alkylcarboxylato)gallium (III) products and pharmaceutical compositions containing them Jack B. Jiang, Raymond P. Warrell, Jr., Kollengode K. Ramaswamy 2006-10-10 $3,410,000
7060690 Methods and compositions for treating a cell-proliferative disorder using CRE decoy oligomers, BCL-2 antisense oligomers, and hybrid oligomers thereof 2006-06-13 $4,290,000
5811538 Process for the purification of oligomers Timothy A. Riley, Mark Reynolds, Lloyd R. Snyder 1998-09-22 $252,000
5726300 Process for the synthesis of oligonucleotides and analogs with low water oxidation step William B. Marvin, Timothy A. Riley 1998-03-10 $214,000
5723599 Organic polymer reagents for solid phase synthesis of oligonucleotides Timothy A. Riley 1998-03-03 $218,000
5424440 Fluorescent benzothiazole derivatives William B. Marvin 1995-06-13
4799964 Preparation of filler compositions for paper Richard D. Harvey 1989-01-24