1
Julio C Palmaz: Expandable intraluminal graft, and method and apparatus for implanting an expandable intraluminal graft. Expandable Grafts Partnership, Ben D Tobor, October 11, 1988: US04776337 (1166 worldwide citation)

An expandable intraluminal vascular graft is expanded within a blood vessel by an angioplasty balloon associated with a catheter to dilate and expand the lumen of a blood vessel. The graft may be a wire mesh tube, having a biologically inert coating thereon.


2
Jiri Janata, Robert J Huber, Michael Thompson: Chemical selective sensors utilizing admittance modulated membranes. Thorpe North & Western, October 11, 1988: US04776944 (323 worldwide citation)

A chemical selective sensor system utilizes admittance modulated to detect the presence of chemicals or chemical species in a fluid. The sensor system includes a film or membrane adapted to pass ions when selected chemicals which are to be detected are present at the membrane surface. The membrane i ...


3
Ottfried J Hahn: Method and apparatus for conversion of coal in situ. University of Kentucky Research Foundation, King and Schickli, October 11, 1988: US04776638 (298 worldwide citation)

A method for the electro-thermal and electrochemical underground conversion of coal into oil and by-products comprises the steps of inserting an underground probe into a bore hole until the probe is in close proximity to a coal seam. A mixture of air, steam, an electrolyte and a suitable catalyst is ...


4
Robert W George II, Michael C DiPietro, Mark B Kadonoff, James F Maddox: Recharge docking system for mobile robot. Denning Mobile Robotics, Joseph S Iandiorio, Douglas E Denninger, Brian M Dingman, October 11, 1988: US04777416 (231 worldwide citation)

A recharge docking system for a battery-powered mobile robot which senses when the battery charge is below a predetermined level and halts the travel of the robot at its next navigational node, following which the robot independently plots and negotiates a path from the next node back to a base node ...


5
Byron R Brown, Hung L Hu, Klaas B Klaassen, Joseph J Lum, Jacobus C L Van Peppen, Walter E Weresin: Method and apparatus for in-situ measurement of head/recording medium clearance. International Business Machine Corporation, Otto Schmid Jr, October 11, 1988: US04777544 (189 worldwide citation)

A method and apparatus for measuring the flying height of a slider supporting a magnetic transducer in-situ in a direct manner in an operational magnetic disk storage system. The method and apparatus produce relative motion between the magnetic transducer and a magnetic recording medium at a first v ...


6
Arup Bhattacharyya, Michael L Kerbaugh, Robert M Quinn, Jeffrey A Robinson: Formation of variable-width sidewall structures. International Business Machines Corporation, Mark F Chadurjian, October 11, 1988: US04776922 (181 worldwide citation)

Spacers are formed having widths that vary as a function of the spacing between the mandrels upon which the conformal material that defines the spacers is deposited and etched. As the spacing between adjacent mandrels decreases, the width of the resulting spacers decreases. The correlation between m ...


7
Michael W Chapman, Charles C Edwards, Dana C Mears: Modular femoral fixation system. Pfizer Hospital Products Group, Charles J Knuth, Peter C Richardson, Lawrence C Akers, October 11, 1988: US04776330 (174 worldwide citation)

A modular femoral internal implant system for use in the treatment of femoral disorders resulting from injury, disease or congenital defect includes at least three interconnectable components: (1) an elongated epiphyseal/metaphyseal implant, (2) an intramedullary rod and (3) an angled side plate hav ...


8
Thomas Dandekar: Biosensor. Blakely Sokoloff Taylor & Zafman, October 11, 1988: US04777019 (167 worldwide citation)

This invention introduces a new class of devices for detecting the presence of biological molecules. The construction principle of the device involves the direct introduction of small monomers of macromolecules into the surface layer of a semiconductor, for example by doping at the gate-area of a fi ...


9
Melanie Kitson, Peter S Williams: Alcohols production by hydrogenation of carboxylic acids. BP Chemicals, Brooks Haidt Haffner & Delahunty, October 11, 1988: US04777303 (165 worldwide citation)

An alcohol and/or a carboxylic acid ester is (are) produced from a C.sub.2 to C.sub.12 carboxylic acid by contacting the carboxylic acid at elevated temperature and pressure with hydrogen in the presence of a heterogeneous catalyst characterized in that the catalyst comprises a first component which ...


10
Dale D Miller, Kenneth S Goldstein: Automated article handling system and process. BAE Automated Systems, Kenneth R Glaser, October 11, 1988: US04776464 (164 worldwide citation)

An article handling system, particularly for baggage routing, has a tag affixed to each article of baggage, each tag bearing human and machine readable destination data disposed immediately adjacent to a uniquely configured target symbol of predetermined and known characteristics. Video cameras disp ...



Click the thumbnails below to visualize the patent trend.