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Charles Mao
Joseph C Cook, Xiaoping Charles Mao: Dense WDM in the 1310 nm band. MCI Communications Corporation, March 28, 2000: US06043914 (16 worldwide citation)

Dense wavelength division multiplexing within a 1310 nm band is accomplished over a single mode fiber. Carrier wavelengths are selected from within two windows, a low subband and/or a high subband, on either side of a guardband. The guardband includes the zero dispersion wavelength .lambda..sub.0 of ...


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Ross S Tsugita, Tracy D Maahs, Yue Teh Jang: Method of protecting a patient from embolization during cardiac surgery. Embol X, Lyon & Lyon, March 28, 2000: US06042598 (529 worldwide citation)

An apparatus and method for treating stenosed blood vessels is provided, more particularly a percutaneous catheter, including a filter for capturing loose embolic material, used to deliver a stent, preferably within the ascending aorta, the aortic arch, or the carotid arteries. The catheter includes ...


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Michael J Picciallo: Third party credit card. Synnestvedt & Lechner, March 28, 2000: US06044360 (439 worldwide citation)

A system for allocating funds in pre-established customer accounts including:


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R Alan Neely: Electronic invoicing and payment system. Rhodes & Mason PLLC, March 28, 2000: US06044362 (429 worldwide citation)

A system for automated electronic invoicing and payment system for providing remote customer review of automated billing from an invoicer. The system includes invoice presentment electronics having a control system and first communication electronics. The system also includes at least one remote aut ...


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Ni Ding, Jennifer E Raeder Devens, Tuyethoa Thi Trinh: Drug-releasing coatings for medical devices. Schneider, Pennie & Edmonds, March 28, 2000: US06042875 (422 worldwide citation)

The invention is directed to medical devices having a drug-releasing coating and methods for making such coated devices. The coating permits timed or prolonged pharmacological activity on the surface of medical devices through a reservoir concept. Specifically, the coating comprises at least two lay ...


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Warren Williamson IV, Paul A Spence, George T Christakis, Thomas J Ward, Dominic P DiNovo, George A Keller, Cecil R Robinson, E Dale VanHoose: Means and method of replacing a heart valve in a minimally invasive manner. CardioVascular Technologies, Terry M Gernstein, March 28, 2000: US06042607 (417 worldwide citation)

A heart valve can be replaced using minimally invasive methods which include a sutureless sewing cuff that and a fastener delivery tool that holds the cuff against the patient's tissue while delivering fasteners, two at a time to attach the cuff to the tissue from the inside out. The tool stores a p ...


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Edwin B Brownrigg, Thomas W Wilson: Wireless network system and method for providing same. CommUnique, Hickman Stephens Coleman & Hughes, March 28, 2000: US06044062 (404 worldwide citation)

A wireless network system includes a server having a server controller and a server radio modem, and a number of clients each including a client controller and a client radio modem. The server controller implements a server process that includes the receipt and the transmission of data packets via t ...


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Barry N Gellman, William Martin, Raymond Rackley: Stabilization sling for use in minimally invasive pelvic surgery. SCIMED Life Systems, Testa Hurwitz & Thibeault, March 28, 2000: US06042534 (397 worldwide citation)

The present invention relates to prefabricated urethral suspension slings, methods of making the slings, methods of attaching suture to the slings, kits comprising the slings, and methods of using the slings to treat urinary incontinence. The slings comprise a biocompatible material having an elonga ...


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Robert C Smith: Apparatus for vascular hole closure. United States Surgical Corporation, March 28, 2000: US06042601 (393 worldwide citation)

An apparatus for facilitating wound closure of an opening in tissue includes a handle portion dimensioned to be gripped by the hand of a user, an elongate body portion connected to the handle portion and extending distally therefrom, a jaw mechanism including a stationary jaw affixed to the distal e ...