1
David Griffin, Jonathan Campbell, Michael Reilly, Richard Rosenbaum: Arrangement with cooperating management server node and network service node. Digital Equipment Corporation, Fish & Richardson, April 2, 1991: US05005122 (700 worldwide citation)

A network including a plurality of nodes which communicate over a communications link includes client nodes which are used by users and server nodes. At least one of the server nodes is a management server node, and other server nodes may comprise backup server nodes or software distribution server ...


2
Addison M Fischer: Public key/signature cryptosystem with enhanced digital signature certification. Nixon & Vanderhye, April 2, 1991: US05005200 (330 worldwide citation)

A public key cryptographic system is disclosed with enhanced digital signature certification which authenticates the identity of the public key holder. A hierarchy of nested certifications and signatures are employed which indicate the authority and responsibility levels of the individual whose sign ...


3
David J Pristash, Jeffery R Parker: Thin panel illuminator. Lumitex, Renner Otto Boisselle & Sklar, April 2, 1991: US05005108 (274 worldwide citation)

Thin panel illuminator includes a solid transparent panel member having one or more deformed output regions which cause light entering the panel along an input edge thereof to be emitted along the length of the panel. Light may be transmitted to one or more panel input edges from one or more light s ...


4
Charles M Hanson, Vaughn J Koester, Robert D Fallstrom: Head mounted video display and remote camera system. Varo, Baker & Botts, April 2, 1991: US05005213 (227 worldwide citation)

A video system is disclosed having a weapon-mounted video camera (12) transmitting video signals to a remotely located video display (14). The video display is mounted to the helmet (40) of a soldier (36), and includes a sight reticle (50) superimposed on the image of the target (46) so that the sol ...


5
Paul F Umbeck: Genetic engineering of cotton plants and lines. Agracetus, Quarles & Brady, April 2, 1991: US05004863 (195 worldwide citation)

A method is disclosed to achieve genetic transformation of cotton plants and lines. Immature cotton tissues are genetically transformed in vitro, by Agrobacterium-mediated genetic transformation. The resultant cotton tissues are subjected to a selection agent or agents to screen for transformants. T ...


6
Eckhard Alt: Cardiac and pulmonary physiological analysis via intracardiac measurements with a single sensor. Laurence R Brown, April 2, 1991: US05003976 (194 worldwide citation)

Physiological activity of a patient is detected and analyzed by means of a single sensor situated in the vascular system of the patient. Pulmonary activity is derived from analysis of changes in cardiac activity, such as sensed from blood flow, pressure or volume changes, measured in a preferred emb ...


7
Edward A Boyse, Hal E Broxmeyer, Gordon W Douglas: Preservation of fetal and neonatal hematopoietic stem and progenitor cells of the blood. Biocyte Corporation, Pennie & Edmonds, April 2, 1991: US05004681 (194 worldwide citation)

The present invention relates to hematopoietic stem and progenitor cells of neonatal or fetal blood that are cryopreserved, and the therapeutic uses of such stem and progenitor cells upon thawing. In particular, the present invention relates to the therapeutic use of fetal or neonatal stem cells for ...


8
Joseph B Bronder, William H Gossard: Frequency division multiplex guardband communication system for sending information over the guardbands. Westinghouse Electric, W G Sutcliff, April 2, 1991: US05005169 (189 worldwide citation)

A frequency division multiplex guardband communication system is provided which increases the communication capability of conventional FDM systems with negligible effect on overall system performance. The additional capacity is achieved through the use of guardbands which lie between the information ...


9
Werner Hafelfinger, Jason A Sholder, Murray P King, James L Duncan: Automatic electrode configuration of an implantable pacemaker. Siemens Pacesetter, Lisa P Weinberg, Leslie S Miller, April 2, 1991: US05003975 (186 worldwide citation)

An implantable pacemaker having a unipolar/bipolar lead interchangeability includes lead impedance measuring capability for automatically measuring lead impedance, initiated by the occurrence of predetermined events, such as whenever a programming change is made, whenever capture fails to occur in r ...


10
Ludger Grage, Paul Dato: FLIR system with two optical channels for observing a wide and a narrow field of view. Siemens Aktiengesellschaft, Hill Van Santen Steadman & Simpson, April 2, 1991: US05005083 (171 worldwide citation)

A scene is recorded simultaneously by two optical channels having different fields of view and different magnifications, whereby a picture detail from the narrow field of view is mixed into the image of the overall scene and the mixed image is portrayed on a single image portrayal device. The pictur ...



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