1. US 5,149,584 (1992) "Carbon Fiber Structures Having Improved Interlaminar Properties"
Secondary nanofibers are grown on the surfaces of carbon fibers to improve interlaminar properties of a composite thus preventing delamination and fiber pull-out.
2. US 5,413,866 (1995) "High Performance Carbon Filament Structures"
Method for the introduction of carbon nanofibers/carbon fibers into composite structures producing one of the most advanced lightweight and stron composites for use in airplanes.
3. US 5,458,784 (1995) "Removal of Contaminants from Aqueous and Gaseous Streams Using Graphitic Filaments"
A process for removing organic and metallic impurities from aqueous and gaseous streams using GNF. These materials are very selective and efficient.
4. US 5,618,875, (1997) "High Performance Carbon Filaments Structures"
Incorporation of GNF into various matrices, including polymers, carbon, ceramics and metals.
5. US 5,653,951 (1997) "Storage 0of Hydrogen in Layered Nanostructures"
Incorporation of H2 into layered nanostructures having interstices from 0.335 to 0.67nm.
6. US 5,626,650, (1997) "Process for Separating Components from Gaseous Streams"
Separation of one or more components from a multi-component gas stream using graphitic carbon nanofibers.
7. US 6,485,858 B1, (2002) "Graphite Nanofiber Catalyst Systems for use in Fuel Cell Electrodes"
Use of P-GNF supported Pt. Conventional Pt/Carbon electrodes use heavy metal loading. Due to the unique structural characteristics of carbon nanofibers, the metal loading can be reduced by an order of magnitude making the electrodes more affordable.
8. US 6,503.660 B2, (2003) "Lithium Ion Battery Containing an Anode Comprised of Graphitic Carbon Nanofibers"
Graphitic Carbon Nanofibers exhibit improved performance over graphite as electrode in Lithium Ion Batteries.
9. US 6,537,515 B1, (2003) "Crystalline Graphite Nanofibers and a Process for Producing Same"
Graphitic carbon nanofibers are the most direct route to GRAPHENE manufacture. Our patent covers the procedure for the production of the highest most crystalline materials that can be readily separated into individual graphene layers via proprietary methods without the harsh chemical procedures usually required for the production of this compound from single crystal graphite. Our process involves the generation of narrow graphene nanofibers from the Cu-Fe catalyzed decomposition of CO/Hydrogen.
10. US 6,953,562 B2, (2005) "Preparation of Multifaceted Graphitic Nanotubes"
Multiwalled carbon nanotubes A method for producing high yields of high purity MWNT from the Co-MgO catalyzed decomposition of CO/Hydrogen. These materials have a multi-faceted surface architecture rather than the normal cylindrical form. Due to their unique structure blending with polymeric solids and dispersion in various liquid media can be easily achieved.
11. US 6,913,740 B2, (2005) "Graphite Nanocatalysts"
Graphene nanofibers have been found to exhibit extraordinary catalytic activity and selectivity towards a number of chemcial reactions. This patent describes a method for the use of graphitic nanostructures as catalysts for oxidation, hydrogenation, oxidative hydrogenation and dehydrogenation.
12. US 6,995,115 B2, (2006) "Catalyst for Generation of CO-free Hydrogen from Methane”
A catalyst comprised of Ni, Cu and MgO is used to generate high purity Hydrogen and Graphene Nanofibers from Methane. This process can also function using natural gas or biogas, thus producing a very efficient and inexpensive source of clean hydrogen and graphitic carbon nanofibers. These latter materials can readily be cleaved into single layers of GRAPHENE via our proprietary method.
13. US 7,001,586 B2, (2006) "CO-free Hydrogen from Decomposition of Methane"
This patent describes one of the most economical routes for the generation of graphene nanofibers and hence the cheapest route for manufacture of high purityGRAPHENE. In this technology in addition to the production of high purity graphitic carbon nanofibers, hydrogen free of the impurities usually present using other process is achieved. The method uses methane or natural gas as feedstocks, thus generating high-tech materials and fuel at very low cost.
14. US 7,238,415 B2, (2007) "Multi-Component Conductive Polymer Structures and Method for Producing Same"
Novel electrically conductive polymers produced from using a mixed filler consisting of graphene nanofibers and high aspect ratio of MWNT loadings of as little as 0.1 wt% impart low resisitivity to polymeric materials.
15. US 7,307,195 B2, Dec 2007 "Process for Converting Ethylbenzene to Styrene using a Graphite Nanocatalyst"
Use of graphene nanofibers as catalysts for the conversion of ethylbenzene to styrene. These materials exhibit superior activity and selectivity to that displayed by current commercial catalysts.
16. EU 1,456,439 B1, (2008) "Method for Producing Multifaceted Graphite Nanotubes"
A method for producing high yields of high purity MWNT from the Co-MgO catalyzed decomposition of CO/Hydrogen. MWNT manufactured by this method, are free of impurities and possess high a degree of crystallinity.
17. EU 1,455,927 (2007) "Method for producing Carbon Nanostructures"
A method for producing high yields of high purity MWNT from the Fe-Ni catalyzed decomposition of CO/Hydrogen. MWNT manufactured by this method, are free of impurities and possess the highest degree of crystallinity.
18. US 7,381,367, (2008) "Aluminum Electrolytic Capacitor having an Anode having a Uniform Array of Micron-sized Pores"
Method for making an aluminum foil anode for an electrolytic capacitor having uniform pore size distribution. Application of this technology is in the defibrillator.
19. US 7,550,129 (2009) "Graphite Nanofibers having Graphite Sheets Parallel to the Growth Axis"
“Composition of Matter” covering the structure of multi-faceted MWNT, which are 99.9% pure with extremely clean surfaces.
20. US 7,550,611 (2009) "Carbon Nanochips as Catalyst Supports for Metals and Metal Oxides"
Carbon nanochips are a more tailored nano-carbon material that is produced by high temperature treatment of graphene nanofibers in an inert gas with a number of applications including supports for metal and metal oxides catalyst particles. On thier own right, these materials exhibit catalytic acivity and selectivity as well as extraordinary behavior as elctrically conductive support media.
21. US 7,592,389 (2009) "Conductive Polymeric Structures containing Graphite Nanofibers having Sheets Parallel to the Growth Axis
Use of multi-faceted MWNT as fillers for electrically conductive polymer films and fibers. High electrical conductivity of the polymers can be obtained at very low nanotube loadings enabling the final product to have improved mechanical and optical properties.
22. JP 4393075, (2009) "Negative Electrode Material, Negative Electrode using this, and Lithium Ion Battery and Lithium Ion Battery using the Negative Electrode"
Use of graphene nanofibers as a negative electrode material for high charging and discharging characteristics in a Li ion Battery, which can be operated down to low temperatures. Conventional graphite does not perform under these conditions.
23. US 7,732,653 (2010) "Method for Producing Nanocatalysts Having Improved Catalytic Properties"
Use of graphene nanochips as catalysts for a variety of industrial processes. These materials exhibit major improvements in both activity and selectivity for the conversion of ethyl benzene to styrene compared to that of the current commercial catalysts.
24. JP 4950166 (2012) "Negative Electrode Material, Negative Electrode using this, and Lithium Ion Battery and Lithium Ion Battery using the Negative Electrode"
This technology has overcome a major problem of industry, namely the inability to operate devices at low temperatures. Traditional graphite based Li+ can only operate at room temperature. Use of graphene nanofibers as a negative electrode material for high charging and discharging characteristics in a Li ion Battery, which operates at low temperatures (-40°C).
25. US 6,800,584 B2 (2004) "Gold Catalysts Supported on Graphitic Carbon Nanostructures"
26. US 6,849,245 B2 (2005) "Catalysts for Producing Narrow Carbon Nanostructures"
27. US 7,211542 B2 (2007) "Method for Producing Powdered Metal Catalysts"
28. JP3,961,440 "Carbon Nanotube and Method of Fabricating the Same" SOLD!
29. JP4,157,791 "Carbon Nanofiber and Method for Producing Same" SOLD!