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| Application No. | Application Title | Issue Date |
| 20110284296 | Pen Transcription System with Improved Noise Rejection A transcription module having a mounting unit, acoustical receivers and an EM detector is disclosed. The mounting unit is adapted for positioning the transcription module over a work surface. First and second acoustical receivers are attached to the mounting unit. Each ... | 11/24/2011 |
| 20100270091 | DIGITAL TRANSCRIPTION SYSTEM UTILIZING SMALL APERTURE ACOUSTICAL SENSORS A pen transcription system and method for using the same are disclosed. The pen transcription system includes a receiver having first and second acoustical sensors mounted on a planar base and separated from one another, an EM detector, and a controller. The first and s... | 10/28/2010 |
| 20100206645 | Data Entry Device Utilizing Writing Implement Rotation A writing implement and system using that writing implement are disclosed. The writing implement includes a pen having an elongated body with a plurality of light sources arranged around an outer surface of the body. Each light source has a unique identity. A pen contro... | 08/19/2010 |
| 20090115746 | ELECTRONIC PEN DEVICE Various electronic pen devices are disclosed herein. In one embodiment, an electronic pen with an improved ultrasound transducer (i.e. transmitter or receiver) is provided. In one embodiment, an electronic pen with an improved ‘pen up/pen down’ detector is provided.... | 05/07/2009 |
| 20080169132 | MULTIPLE STYLI ANNOTATION SYSTEM A method, a software product, e.g., as logic encoded on one or more tangible media, and an apparatus for stroke capture and retrieval that works with an annotation capture and recording system that can operate with several styli active at the same time, and/or that can ... | 07/17/2008 |
| 20080165162 | Electronic Pen Device Various electronic pen devices are disclosed herein. In one embodiment, an electronic pen with an improved ultrasound transducer (i.e. transmitter or receiver) is provided. In one embodiment an electronic pen with an improved ‘pen up/pen down’ detector is provided I... | 07/10/2008 |
| 20050150697 | Method and system for obtaining positioning data A position detection system for use in association with computing applications, the system comprising: a positional element for attaining a position and comprising a first emitter for emitting a substantially continuous ultrasonic waveform decodable to fix said position... | 07/14/2005 |
