Charles Mao
Xiaoping Charles Mao: Method of avoiding excessive polarization mode dispersion in an optical communications link. WorldCom, May 28, 2002: US06396606 (5 worldwide citation)

A method and apparatus for managing state-of-polarization (SOP) controllers along an optical communications link. When the polarization-mode dispersion (PMD) in the link exceeds a preset limit as determined by a PMD compensator, the SOP controller is directed to change rotation angle in an arbitrary ...

Mohamed Kheir Diab, Massi E Kiani, Charles Robert Ragsdale, James M Lepper Jr: Manual and automatic probe calibration. Masimo Corporation, Knobbe Martens Olson & Bear, May 28, 2002: US06397091 (613 worldwide citation)

The method and apparatus of the present invention provides a system wherein light-emitting diodes (LEDs) can be tuned within a given range by selecting their operating drive current in order to obtain a precise wavelength. The present invention further provides a manner in which to calibrate and uti ...

Brent J Bos, Kenneth Schofield: Vehicle imaging system with stereo imaging. Donnelly Corporation, VanDyke Gardner Linn & Burkhart, May 28, 2002: US06396397 (605 worldwide citation)

A vehicular stereoscopic imaging system provides a calculation of a distance between one or more sensors on a vehicle and a light source or object in a target scene remote from the vehicle. The imaging system may be useful in a headlamp dimmer control system, such that the headlamps, are modulated b ...

Daniel Castro, Steven Wu, Kevin L Woolbright, Kurt W Scheinpflug, Syed F A Hossainy, Li Chen: Apparatus and method for depositing a coating onto a surface of a prosthesis. Advanced Cardiovascular Systems, Squire Sanders & Dempsey, May 28, 2002: US06395326 (549 worldwide citation)

A patterned coating on a prosthesis, for example a stent, and a method for forming the coating are disclosed. Additionally, an apparatus for forming the patterned coating is disclosed.

Paulina Glavich, Anthony J Baerlocher: Gaming device having different sets of primary and secondary reel symbols. IGT, Bell Boyd & Lloyd, May 28, 2002: US06394902 (477 worldwide citation)

The present invention includes an apparatus and method for a gaming device having a bonus game that provides a player with a primary set of reel symbols having a primary probability of winning and a secondary set of reel symbols having a secondary probability of winning, where the secondary probabil ...

Scott D Lincke, Ronald Marianetti II, Jeffrey C Hawkins: Method, system and apparatus for packet minimized communications. Palm, Van Mahamedi, Hickman Palermo Truong & Becker, May 28, 2002: US06397259 (418 worldwide citation)

A wireless communications system, apparatus and methods provide packet minimized communications between a wireless client and a proxy server. The methods use novel data compression techniques to enable wireless communications devices to complete transactions by exchanging a minimum number of data pa ...

Scott W Devine, Edouard Bugnion, Mendel Rosenblum: Virtualization system including a virtual machine monitor for a computer with a segmented architecture. VMWare, Jeffrey Slusher, May 28, 2002: US06397242 (367 worldwide citation)

In a computer that has hardware processor, and a memory, the invention provides a virtual machine monitor (VMM) and a virtual machine (VM) that has at least one virtual processor and is operatively connected to the VMM for running a sequence of VM instructions, which are either directly executable o ...

Fabien Gauchet: Intervertebral disc prosthesis with liquid chamber. DIMSO, Lerner David Littenberg Krumholz & Mentlik, May 28, 2002: US06395032 (314 worldwide citation)

An intervertebral disc prosthesis includes two opposing plates and a flexible seal extending between the two plates for forming a closed chamber therebetween. The disc prosthesis also includes a liquid provided in the chamber and a body disposed in the liquid and the chamber, the body having a plura ...

Mohit Bhatnagar, Eric Major: Apparatus and method for fixation of osteoporotic bone. American Osteomedix, Perry E Van Over Esq, Patton Boggs, May 28, 2002: US06395007 (313 worldwide citation)

A surgical apparatus and method of use in osteoplasty and other methods of injecting materials into a subject for medical purposes. The present invention particularly relates to the surgical treatment of traumatic, pathogenic, or osteoporotic bone conditions of the human and other animal body system ...

Clifford J Dwyer, Timothy Robinson: Endoprosthesis delivery catheter with sequential stage control. C R Bard, Kirkpatrick & Lockhart, May 28, 2002: US06395017 (306 worldwide citation)

A delivery device for intraluminally positioning and controllably releasing a vascular prosthesis includes an elongate delivery sheath and a control handle at the proximal end of the device. The handle has components movable and arranged to define at least three relative positions including (1) an i ...