1
Ralph E Taylor, James W Sennott: Navigation system and method. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, John O Tresansky, John R Manning, Ronald F Sandler, April 24, 1984: US04445118 (602 worldwide citation)

In a global positioning system (GPS), such as the NAVSTAR/GPS system, wherein the position coordinates of user terminals (14) are obtained by processing multiple signals transmitted by a constellation of orbiting satellites (16), an acquisition-aiding signal generated by an earth-based control stati ...


2
Gary L Friedman: Digital camera with apparatus for authentication of images produced from an image file. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, John H Kusmiss, March 12, 1996: US05499294 (427 worldwide citation)

A digital camera equipped with a processor for authentication of images produced from an image file taken by the digital camera is provided. The digital camera processor has embedded therein a private key unique to it, and the camera housing has a public key that is so uniquely related to the privat ...


3
Carl F Ruoff: Memory metal actuator. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Paul F McCaul, John R Manning, Thomas H Jones, November 19, 1985: US04553393 (310 worldwide citation)

A mechanical actuator can be constructed by employing a plurality of memory metal actuator elements in parallel to control the amount of actuating force. In order to facilitate direct control by digital control signals provided by a computer or the like, the actuating elements may vary in stiffness ...


4
Zoltan F Szakaly: Synchronized computational architecture for generalized bilateral control of robot arms. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Thomas H Jones, John R Manning, August 6, 1991: US05038089 (297 worldwide citation)

A master six-degree-freedom Force Reflecting Hand Controller ("FRHC") is available at a master site where a received image displays, in essentially real-time, a remote robotic manipulator which is being controlled in the corresponding six-degree-freedom by command signals which are transmitted to th ...


5
R Bowen Loftin, Lui Wang, Paul T Baffes, Grace C Hua: General purpose architecture for intelligent computer-aided training. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Hardie R Barr, Guy M Miller, Edward K Fein, May 10, 1994: US05311422 (274 worldwide citation)

A training system for use in a wide variety of training tasks and environments comprising a user interface simulating the same information available to a trainee in the task environment which allows the trainee to assert actions to the system; a domain expert which can use the same information avail ...


6
Zia ur Rahman, Daniel J Jobson, Glenn A Woodell: Method of improving a digital image. Science and Technology Corporation, The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Peter J Van Bergen, November 23, 1999: US05991456 (242 worldwide citation)

A method of improving a digital image is provided. The image is initially represented by digital data indexed to represent positions on a display. The digital data is indicative of an intensity value I.sub.i (x,y) for each position (x,y) in each i-th spectral band. The intensity value for each posit ...


7
Robert E Frazer: Apparatus for endoscopic examination. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Monte F Mott, John R Manning, Wilfred Grifka, December 4, 1979: US04176662 (239 worldwide citation)

An endoscope is disclosed having a propulsion mechanism and at least one transmitter at the distal end transmitting bursts of energy waves (radio frequency or ultrasonic) for tracking the position of the distal end through the use of two or more transducers on the anterior or lateral surfaces of a p ...


8
G Dickey Arndt, Thanh X Nguyen, James R Carl: Capacitance probe for fluid flow and volume measurements. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Hardie R Barr, January 21, 1997: US05596150 (234 worldwide citation)

Method and apparatus for making measurements on fluids are disclosed, including the use of a capacitive probe for measuring the flow volume of a material within a flow stream. The capacitance probe has at least two elongate electrodes and, in a specific embodiment of the invention, has three paralle ...


9
Douglas A McAffee, Edward R Snow, William T Townsend: Force reflecting hand controller. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, John H Kusmiss, Thomas H Jones, Guy M Miller, March 16, 1993: US05193963 (223 worldwide citation)

A universal input device for interfacing a human operator with a slave machine such as a robot or the like includes a plurality of serially connected mechanical links extending from a base. A handgrip is connected to the mechanical links distal from the base such that a human operator may grasp the ...


10
Lorenz G Simpkins, Richard C Owens, Donn A Rochette: Remote maintenance monitoring system. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, William J Sheehan, Guy M Miller, John R Manning, June 16, 1992: US05123017 (203 worldwide citation)

A remote maintenance monitoring system retrofits to a given hardware device with a sensor implant which gathers and captures failure data from the hardware device, without interfering with its operation. Failure data is continuously obtained from predetermined critical points within the hardware dev ...



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