Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Vasulinga Ravikumar — 66 Patents

IPIsis Pharmaceuticals: 66 patents #9 of 400Top 3%
NDNitto Denko: 1 patents #1,580 of 2,479Top 65%
Carlsbad, CA: #66 of 2,500 inventorsTop 3%
California: #4,970 of 386,348 inventorsTop 2%
Overall (All Time): #32,599 of 4,157,543Top 1%
66 Patents All Time
Vasulinga Ravikumar has been granted 66 US patents while listed as an inventor at Isis Pharmaceuticals. The first was granted in 1996 and the most recent in September 2013. Vasulinga Ravikumar ranks #32,599 of 4,157,543 US inventors in our database (top 0.78%). Patent records list Vasulinga Ravikumar in Carlsbad, CA, US.

Issued Patents All Time

Showing 1–25 of 66 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8541599 Supports for oligomer synthesis Muthiah Manoharan, Andrei Guzaev, Zhiwei Wang, Raju K. Kumar 2013-09-24 $22,706,000
8153725 Supports for oligomer synthesis Muthiah Manoharan, Andrei Guzaev, Zhiwei Wang, Raju K. Kumar 2012-04-10 $2,056,000
7820810 Process for the synthesis of 2′-O-substituted purine nulceosides 2010-10-26 $9,133,000
7723511 Synthesis of sulfurized oligonucleotides Douglas L. Cole, Zacharia Cheruvallath 2010-05-25 $4,315,000
7718810 Supports for oligomer synthesis Muthiah Manoharan, Andrei Guzaev, Zhiwei Wang, Raju K. Kumar 2010-05-18 $4,605,000
7700706 Polymeric beads for oligomer synthesis Raju K. Kumar, Kenjirou Mori, Tatsuya Konishi, Ayako Matsunawa, Takeo Matsumura +2 more 2010-04-20 $5,282,000
7576119 Supports for oligomer synthesis Muthiah Manoharan, Andrei Guzaev, Zhiwei Wang, Raju K. Kumar 2009-08-18 $6,906,000
7378516 Synthesis of sulfurized oligonucleotides Douglas L. Cole, Zacharia Cheruvallath 2008-05-27 $18,798,000
7348391 Polymeric beads for oligomer synthesis Raju K. Kumar, Kenjirou Mori, Tatsuya Konishi, Ayako Matsunawa, Takeo Matsumura +2 more 2008-03-25 $15,742,000
7273933 Methods for synthesis of oligonucleotides Achim Krotz 2007-09-25 $15,445,000
7227016 Process for the synthesis of oligomeric compounds Muthiah Manoharan, Daniel C. Capaldi, Achim Krotz, Douglas L. Cole, Andrei Guzaev 2007-06-05 $2,214,000
7227015 Synthesis of sulfurized oligonucleotides Douglas L. Cole, Zacharia Cheruvallath 2007-06-05 $2,214,000
7202264 Supports for oligomer synthesis Muthiah Manoharan, Andrei Guzaev, Zhiwei Wang, Raju K. Kumar 2007-04-10 $5,025,000
7199236 Process for the synthesis of oligomeric compounds Muthiah Manoharan, Daniel C. Capaldi, Achim Krotz, Douglas L. Cole, Andrei Guzaev 2007-04-03 $4,891,000
7186822 Process for the synthesis of oligomeric compounds Muthiah Manoharan, Daniel C. Capaldi, Achim Krotz, Douglas L. Cole, Andrei Guzaev 2007-03-06 $5,015,000
7041816 Process for the synthesis of oligomeric compounds Muthiah Manoharan, Daniel C. Capaldi, Achim Krotz, Douglas L. Cole, Andrei Guzaev 2006-05-09 $7,624,000
6967247 Deprotection of phosphorus in oligonucleotide synthesis 2005-11-22 $1,593,000
6870039 Synthesis of oligonucleotides Douglas L. Cole 2005-03-22 $1,485,000
6858715 Process for the synthesis of oligomeric compounds Muthiah Manoharan, Daniel C. Capaldi, Achim Krotz, Douglas L. Cole, Andrei Guzaev 2005-02-22 $1,006,000
6858722 Oligomer phosphoramidite compositions and processes for synthesizing the same Daniel C. Capaldi, Douglas L. Cole 2005-02-22 $1,006,000
6846922 Activators for oligonucleotide synthesis Muthia Manoharan 2005-01-25 $3,867,000
6780989 Diribonucleoside Phosphoramidites Douglas L. Cole 2004-08-24 $4,530,000
6677471 Intermediates for the synthesis of oligonucleotide analogues Zacharia Cheruvallath, Douglas L. Cole 2004-01-13 $3,276,000
6649750 Process for the preparation of oligonucleotide compounds Daniel C. Capaldi, Douglas L. Cole 2003-11-18 $5,269,000
6646114 Synthesis of oligonucleotides Douglas L. Cole 2003-11-11 $2,772,000