1
Brain T McMahon, Chester E Sievert Jr, Scott R Wilson, Ronald R Zimmermann, Robert A Palme, John G Yager, David R Walsh: Optical biopsy system and methods for tissue diagnosis. SpectraScience, Schwegman Lundberg Woessner & Kluth P A, January 16, 2001: US06174291 (251 worldwide citation)

A system characterizes tissue using fluorescence spectroscopy, such as light-induced fluorescence. Native fluorescence (“autofluorescence”) from endogenous tissue without requiring fluorescence-enhancing agents is used to distinguish between normal tissue, hyperplastic tissue, adenomatous tissue, an ...


2
James R Johnson, William J Mueller, David R Walsh: Method of producing metal coatings on metal powders. Hoeganaes Corporation, Woodcock Washburn Kurtz Mackiewicz & Norris, August 31, 1993: US05240742 (10 worldwide citation)

Methods for manufacturing compressible and sinterable metal-coated metal powders are provided by this invention which include contacting core metal particles with a sol of a precursor of a coating metal. The sol has a viscosity of from about 10-10.sup.4 centipoise and comprises at least 1.0 weight p ...


3
James R Johnson, William J Mueller, David R Walsh: Metal coatings on metal powders. Hoeganaes Corporation, Woodcock Washburn Kurtz Mackiewicz & Norris, December 4, 1990: US04975333 (9 worldwide citation)

Methods for manufacturing compressible and sinterable metal powders are provided by this invention which include contacting core metal particles with a sol of a precursor of a metal. The sol has a viscosity of from about 10-10.sup.5 centipoise and comprises at least 1.0 weight percent of the precurs ...


4
Gerald M Herman, David R Walsh, Richard O Berg, Lester O Stener: Emi shield for medical device telemetry antenna. Medtronic, December 27, 2012: US20120326886-A1

A telemetry head for communication with an implantable medical device comprises a telemetry antenna and a shield substantially surrounding at least a portion of the antenna, the shield having a coating comprising a ferromagnetic material applied to at least a portion of the shield, wherein the coati ...