Inventor · Houston, TX, US

Pulickel M. Ajayan

47Patents
11h-index
91Co-inventors
78Inventor score

Filing activity: Dec 21, 1993 → Jun 20, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5641466A Method of purifying carbon nanotubes Emerging Cross-Sectional Technologies 133 Expired
US6420293B1 Ceramic matrix nanocomposites containing carbon nanotubes for enhanced mechanical behavior Emerging Cross-Sectional Technologies 100 Expired
US5457343A Carbon nanotubule enclosing a foreign material Emerging Cross-Sectional Technologies 94 Expired
US7189430B2 Directed assembly of highly-organized carbon nanotube architectures Emerging Cross-Sectional Technologies 93 Expired
US7615204B2 Direct synthesis of long single-walled carbon nanotube strands Emerging Cross-Sectional Technologies 74 Active
US7473411B2 Carbon nanotube foam and method of making and using thereof Emerging Cross-Sectional Technologies 24 Active
US6782154B2 Ultrafast all-optical switch using carbon nanotube polymer composites Emerging Cross-Sectional Technologies 24 Expired
US8148276B2 Three-dimensionally reinforced multifunctional nanocomposites Emerging Cross-Sectional Technologies 21 Active
US7727624B2 Super-compressible carbon nanotube films and micro-bundles Emerging Cross-Sectional Technologies 19 Active
US7673521B2 Embedded nanotube array sensor and method of making a nanotube polymer composite Emerging Cross-Sectional Technologies 13 Expired
US9403115B2 Graphite oxide coated particulate material and method of making thereof Emerging Cross-Sectional Technologies 13 Active
US9095639B2 Aligned carbon nanotube-polymer materials, systems and methods Emerging Cross-Sectional Technologies 10 Active
US7217404B2 Method of transforming carbon nanotubes Emerging Cross-Sectional Technologies 8 Expired
US9570736B2 Electrodes with three dimensional current collectors and methods of making the same Emerging Cross-Sectional Technologies 5 Active
US8310134B2 Composition for energy generator, storage, and strain sensor and methods of use thereof Electricity 5 Active
US7927666B2 Aligned carbon nanotube-polymer materials, systems and methods Emerging Cross-Sectional Technologies 5 Active
US10913683B2 Cement-based direct ink for 3D printing of complex architected structures Chemistry; Metallurgy 4 Active
US7504152B1 Carbon nanotrees formed by flash CVD method Emerging Cross-Sectional Technologies 3 Expired
US9431565B2 Charge coupled device based on atomically layered van der waals solid state film for opto-electronic memory and image capture Emerging Cross-Sectional Technologies 3 Active
US8535791B2 Aligned carbon nanotube-polymer materials, systems and methods Emerging Cross-Sectional Technologies 2 Active
US8906984B2 Synthesis of metal and metal oxide nanoparticle-embedded siloxane composites Emerging Cross-Sectional Technologies 2 Active
US8207658B2 Carbon nanotube growth on metallic substrate using vapor phase catalyst delivery Emerging Cross-Sectional Technologies 2 Active
US10294133B2 Methods of synthesizing three-dimensional heteroatom-doped carbon nanotube macro materials and compositions thereof Emerging Cross-Sectional Technologies 2 Active
US9312540B2 Conformal coating on nanostructured electrode materials for three-dimensional applications Emerging Cross-Sectional Technologies 1 Active
US10777806B2 Energy storage devices including at least one electrode comprising a metal diboride, and related methods Emerging Cross-Sectional Technologies 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.