Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Vijayakumar Ramachandrarao — 24 Patents

Intel: 24 patents #1,653 of 30,777Top 6%
Hillsboro, OR: #175 of 2,365 inventorsTop 8%
Oregon: #1,754 of 28,073 inventorsTop 7%
Overall (All Time): #168,038 of 4,157,543Top 5%
24 Patents All Time
Vijayakumar Ramachandrarao has been granted 24 US patents while listed as an inventor at Intel. The first was granted in 2003 and the most recent in December 2011. Vijayakumar Ramachandrarao ranks #168,038 of 4,157,543 US inventors in our database (top 4.0%). Patent records list Vijayakumar Ramachandrarao in Hillsboro, OR, US.

Patents per Year

Patents granted per year, 2003 to 2011Bar chart with a peak of 7 patents in 2007.peak 72003: 2 patents20032004: 1 patents20042005: 1 patents20052006: 6 patents20062007: 7 patents20072008: 3 patents20082009: 1 patents20092011: 3 patents2011

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8080475 Removal chemistry for selectively etching metal hard mask Kanwal Jit Singh 2011-12-20 $34,401,000
8017568 Cleaning residues from semiconductor structures Shan Clark, Robert Turkot 2011-09-13 $15,671,000
7977228 Methods for the formation of interconnects separated by air gaps 2011-07-12 $25,282,000
7605073 Sealants for metal interconnect protection in microelectronic devices having air gap interconnect structures Adrien LaVoie, Arnel M. Fajardo 2009-10-20 $20,186,000
7422020 Aluminum incorporation in porous dielectric for improved mechanical properties of patterned dielectric Grant Kloster 2008-09-09 $18,766,000
7374867 Enhancing photoresist performance using electric fields Robert L. Bristol, Heidi Cao, Manish Chandhok, Robert Meagley 2008-05-20 $25,766,000
7335586 Sealing porous dielectric material using plasma-induced surface polymerization Boyan Boyanov, Grant Kloster, Hyun-Mog Park 2008-02-26 $16,748,000
7303648 Via etch process Hyun-Mog Park 2007-12-04 $21,616,000
7268015 Method for wafer stacking using copper structures of substantially uniform height Shriram Ramanathan 2007-09-11 $15,808,000
7238604 Forming thin hard mask over air gap or porous dielectric Grant Kloster, Kevin P. O'Brien, David H. Gracias, Hyun-Mog Park 2007-07-03 $20,127,000
7233068 Filling small dimension vias using supercritical carbon dioxide Robert Turkot 2007-06-19 $30,093,000
7220668 Method of patterning a porous dielectric material Hyun-Mog Park, Boyan Boyanov, Grant Kloster 2007-05-22 $18,006,000
7214605 Deposition of diffusion barrier Shriram Ramanathan, Grant Kloster, Patrick Morrow, Scott List 2007-05-08 $17,693,000
7179757 Replenishment of surface carbon and surface passivation of low-k porous silicon-based dielectric materials David H. Gracias 2007-02-20 $9,940,000
7101443 Supercritical carbon dioxide-based cleaning of metal lines 2006-09-05 $13,820,000
7049053 Supercritical carbon dioxide to reduce line edge roughness Hyun-Mog Park, Subramanyam Iyer, Bob Turkot 2006-05-23 $10,027,000
7038324 Wafer stacking using interconnect structures of substantially uniform height Shriram Ramanathan 2006-05-02 $12,289,000
7022655 Highly polar cleans for removal of residues from semiconductor structures Justin K. Brask, Robert Turkot 2006-04-04 $11,898,000
7018938 Controlled use of photochemically susceptible chemistries for etching, cleaning and surface conditioning Subramanyam Iyer, Justin K. Brask 2006-03-28 $11,012,000
7005390 Replenishment of surface carbon and surface passivation of low-k porous silicon-based dielectric materials David H. Gracias 2006-02-28 $11,249,000
6974762 Adhesion of carbon doped oxides by silanization David H. Gracias 2005-12-13 $11,810,000
6812132 Filling small dimension vias using supercritical carbon dioxide Robert Turkot 2004-11-02 $35,744,000
6624127 Highly polar cleans for removal of residues from semiconductor structures Justin K. Brask, Robert Turkot 2003-09-23 $27,638,000
6620741 Method for controlling etch bias of carbon doped oxide films David H. Gracias, Hyun-Mog Park 2003-09-16 $36,866,000