Now showing items 392-411 of 619

    • Nanoscale metal paste for interconnect and method of use 

      Virginia Tech Intellectual Properties, Inc.; Lu, Guo-Quan; Calata, Jesus N.; Lei, Guangyin (United States Patent and Trademark Office, 2012-09-04)
      A paste including metal or metal alloy particles (which are preferably silver or silver alloy), a dispersant material, and a binder is used to form an electrical, mechanical or thermal interconnect between a device and a ...
    • Near-room temperature CVD synthesis of organic polymer/oxide dielectric nanocomposites 

      Virginia Tech Intellectual Properties, Inc.; Desu, Seshu B.; Senkevich, John J. (United States Patent and Trademark Office, 2002-12-17)
      Nanocomposite thin films with low dielectric constants are made by the simultaneous deposition of an oxide dielectric and an organic polymer at near room temperatures. Suitable oxides include SiO2, and suitable organic ...
    • Near-room temperature thermal chemical vapor deposition of oxide films 

      Virginia Tech Intellectual Properties, Inc.; Desu, Seshu B.; Senkevich, John J. (United States Patent and Trademark Office, 2001-11-13)
      This invention discloses methods for the deposition of SiO.sub.2 and other oxide dielectric materials using a near room temperature thermal chemical vapor deposition process. The films have chemical, physical, optical, and ...
    • Neural network and method for estimating regions of motor operation from information characterizing the motor 

      Virginia Tech Intellectual Properties, Inc.; Hudson, Christopher Allen; Ramu, Krishnan; Lobo, Nimal Savio (United States Patent and Trademark Office, 2011-12-20)
      A method for collecting operational parameters of a motor may include controlling the energization of a phase winding of the motor to establish an operating point, monitoring operational parameters of the motor that ...
    • No-jerk semi-active skyhook control method and apparatus 

      Lord Corporation; Virginia Tech Intellectual Properties, Inc.; Ahmadian, Mehdi; Southward, Steve C.; Reichert, Brian Anthony; Song, Xubin (United States Patent and Trademark Office, 2000-09-05)
      A method of controlling a controllable force generator within a controllable suspension system interconnected between a first member M.sub.1 and a second member M.sub.2. The method includes the steps of obtaining a first ...
    • Non-destructive tester for transistors 

      Virginia Tech Intellectual Properties, Inc.; Lee, Fred C.; Chen, Dan Y.; Carpenter, Grant (United States Patent and Trademark Office, 1989-07-25)
      A non-destructive reverse-bias second breakdown tester for testing semiconductor devices such as transistors and thyristors that have a base-collector-emitter configuration. The tester basically comprises a socket for ...
    • Non-isolated bus converters with voltage divider topology 

      Virginia Tech Intellectual Properties, Inc.; Lee, Fred C.; Xu, Ming Gang; Sun, Ju-Lu (United States Patent and Trademark Office, 2010-06-29)
      A voltage converter having four switches Q1, Q2, Q3, Q4, connected in series and operated in pairs in a complementary fashion. An input voltage is provided across the four switches. A middle capacitor is connected in ...
    • Non-obligate predatory bacterium Burkholderia casidae and uses thereof 

      Virginia Tech Intellectual Properties, Inc.; Casida, Jr., Lester Earl; Falkinham, III, Joseph O.; Cain, Cody Christopher (United States Patent and Trademark Office, 2004-02-10)
      A novel predator bacterium Burkholderia casidae is disclosed. The invention is directed to the isolation and use of Burkholderia casidae to control microbial diseases of plants. The genetic, biochemical and physiological ...
    • Non-obligate predatory bacterium burkholderia casidaeand uses thereof 

      Virginia Polytechnic Institute and State University; The Penn State Research Foundation; Virginia Tech Intellectual Properties, Inc.; Casida, Jr., Lester Earl; Falkinham, III, Joseph O.; Cain, Cody Christopher (United States Patent and Trademark Office, 2001-11-20)
      A novel predator bacterium Burkholderia casidae is disclosed. The invention is directed to the isolation and use of Burkholderia casidae to control microbial diseases of plants. The genetic, biochemical and physiological ...
    • Non-symmetrical inductive sensors having ferrite coil geometries with different top and base geometries 

      Virginia Tech Intellectual Properties, Inc.; Onishi, Shinzo; Anim-Appiah, Kofi D.; Riad, Sedki M. (United States Patent and Trademark Office, 1994-08-09)
      New core geometries to increase the sensing range of proximity transducers in general, and eddy current killed oscillator mode sensors, in particular. A theoretical analysis yields electromagnetic parameters that facilitate ...
    • Non-toxic liquid metal composition for use as a mercury substitute 

      Virginia Tech Intellectual Properties, Inc.; Rancourt, James D.; Taylor, Larry T. (United States Patent and Trademark Office, 1998-08-11)
      Liquid gallium or gallium alloy is utilized as a mercury substitute for a variety of applications. The liquid gallium or gallium alloy is either free of metal oxides or has only very low quantities of metal oxides.
    • Nonisocyanate polyurethane materials, and their preparation from epoxidized soybean oils and related epoxidized vegetable oils, incorporation of carbon dioxide into soybean oil, and carbonation of vegetable oils 

      Virginia Tech Intellectual Properties, Inc.; Wilkes, Garth L.; Sohn, Seungman; Tamami, Bahman (United States Patent and Trademark Office, 2006-05-16)
      Novel carbonated vegetable oils (such as carbonated soybean oil) are made by reacting carbon dioxide with an epoxidized vegetable oil. The carbonated vegetable oils advantageously may be used for producing nonisocyanate ...
    • Nonlinear active control of dynamical systems 

      Virginia Tech Intellectual Properties, Inc.; Nayfeh, Ali Hasan; Mook, Dean Tritschler; Henry, Ryan James; Masoud, Zivad Navif (United States Patent and Trademark Office, 2006-05-16)
      A control system for reducing cargo pendulation. The control system calculates a correction factor and adds the correction factor for the operator input motions in addition to the motion of the platform in order to provide ...
    • Nonlinear active control of dynamical systems 

      Virginia Tech Intellectual Properties, Inc.; Nayfeh, Ali Hasan; Mook, Dean Tritschler; Henry, Ryan James; Masoud, Ziyad Nayif (United States Patent and Trademark Office, 2003-10-07)
      A control system for reducing cargo pendulation. The control system calculates a correction factor and adds the correction factor for the operator input motions in addition to the motion of the platform in order to provide ...
    • Novel mine-terminated poly(arylene ether phosphine oxide) oligomer 

      Virginia Tech Intellectual Properties, Inc.; McGrath, James E.; Smith, Carrington Duane (United States Patent and Trademark Office, 1992-01-07)
      Amine-terminated poly(arylene ether phosphine oxide) oligomers of the general formula ##STR1## where Ar' is phenyl, biphenyl, bisphenol-A, etc., can be formed by reaction of a bisphenol monomer, a dihalo triphenyl phosphine ...
    • Novel phosphorus containing epoxy networks 

      Virginia Tech Intellectual Properties, Inc.; McGrath, James E.; Gungor, Attila (United States Patent and Trademark Office, 1990-11-27)
      Epoxy resins can be cured or crosslinked with triphenyl phosphine oxide compounds having epoxy-reactive (active hydrogen) substituents either alone or in combination with amine-terminated polyarylene ethers (e.g., ...
    • Novel phosphorus containing epoxy networks based on trihydrocarbyl phosphine oxides having active substituents 

      Virginia Tech Intellectual Properties, Inc.; McGrath, James E.; Gungor, Attila (United States Patent and Trademark Office, 1992-02-04)
      Epoxy resins can be cured or crosslinked with trihydrocarbyl phosphine oxide compounds having epoxy-reactive (active hydrogen) substituents either alone or in combination with amine-terminated polyarylene ethers (e.g., ...
    • Nuclear magnetic resonance tube cleaner 

      Virginia Tech Intellectual Properties, Inc.; Van Damme, Frans M. (United States Patent and Trademark Office, 2004-05-25)
    • One-way packet communication channel with retransmissions 

      Virginia Tech Intellectual Properties, Inc.; Davidson, Boris; Bostian, Charles W. (United States Patent and Trademark Office, 2001-06-12)
      A random access technique for one way channels. With the apparatus and method of this system, each user sends an initial message of stated length to a central receiver. The message is then retransmitted a specified number ...
    • Ophthalmic contact lens with internal fixation light for examination of the optic nerve 

      Center for Innovative Technology; Virginia Commonwealth University; Virginia Polytechnic Institute and State University; Murphy, Kent A.; Richards, David W. (United States Patent and Trademark Office, 1991-06-18)
      An instrument and method for examining the optic nerve head (34) of a patient's eye (14) is disclosed. The instrument is comprised of a gonioscopic lens (10) a lens system (26) where the lens system (26) directs a collimated ...