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Inventor: Mark T. Hanson


Address: Lynnwood, WA
No. of patents: 11
Last patent issue date: 10/23/2012

NumberTitleIssue Date
8296474Method and apparatus for detecting the type of interface to which a peripheral device is connected
A peripheral device is connectable to a computer having one of a first interface and a second interface. The first interface communicates with the peripheral device over a differential data connection having a first data conductor and a second data conductor. The se...
10/23/2012
8112556Method and apparatus for detecting the type of interface to which a peripheral device is connected
A peripheral device, with first and second communication conductors, is connectable to a computer having one of a first interface and a second interface. The first interface communicates with the peripheral device over a differential data connection having a first d...
02/07/2012
7975078Method and apparatus for detecting the type of interface to which a peripheral device is connected
A peripheral device, connected to a computer, has either a first or second interface. The first interface communicates over a differential data connection and the second interface communicates over a clock conductor and a single ended data connection. The peripheral...
07/05/2011
7779171Method and apparatus for detecting the type of interface to which a peripheral device is connected
A peripheral device is connectable to a computer having one of a first interface and a second interface. The first interface communicates with the peripheral device over a differential data connection having a first data conductor and a second data conductor. The se...
08/17/2010
7277966Method and apparatus for detecting the type of interface to which a peripheral device is connected
A peripheral device is connectable to a computer having one of a first interface and a second interface. The first interface communicates with the peripheral device over a differential data connection having a first data conductor and a second data conductor. The se...
10/02/2007
7096435Method and apparatus for detecting the type of interface to which a peripheral device is connected
A peripheral device is connectable to a computer having one of a first interface and a second interface. The first interface communicates with the peripheral device over a differential data connection having a first data conductor and a second data conductor. The se...
08/22/2006
6795949Method and apparatus for detecting the type of interface to which a peripheral device is connected
A peripheral device is connectable to a computer having one of a first interface and a second interface. The first interface communicates with the peripheral device over a differential data connection having a first data conductor and a second data conductor. The se...
09/21/2004
6460094Peripheral device configured to detect the type of interface to which it is connected and configuring itself accordingly
A peripheral device is connectable to a computer having one of a first interface and a second interface. The first interface communicates with the peripheral device over a differential data connection having a first data conductor and a second data conduc...
10/01/2002
6442734Method and apparatus for detecting the type of interface to which a peripheral device is connected
A peripheral device is connectable to a computer having one of a first interface and a second interface. The first interface communicates with the peripheral device over a differential data connection having a first data conductor and a second data conduc...
08/27/2002
5670955Method and apparatus for generating directional and force vector in an input device
A thumbpad input device that enables a user to generate direction and speed by manipulating a round elastic pad. The underside of the pad is lined with a set of uniformly spaced contacts positioned in a circular pattern. Each contact is paired with a corr...
09/23/1997
5557440Noise-insensitive optoencoding techniques with compensation for device variations
A method of detecting quadrature signals in a computer input device allows a microprocessor in the input device to perform comparator functions, thus eliminating the need for external comparator circuitry. At least one light-emitting element in the input ...
09/17/1996
 
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