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Assignee: Optum Corporation


Location: Cupertino, CA
No. of patents: 5

NumberTitleIssue Date
5796104Pyroelectric center of mass imaging
An apparatus and method for forming stabilized thermal images of thermally active objects in an objected scene using a pyroelectric detector and which does not require chopping or rapid panning. The invention includes focusing optics for focusing thermal ...
08/18/1998
5514635Thermal writing surface and method for making the same
A thermal writing device which changes color in response to induced temperature changes and a method for making such a device is disclosed. The thermal writing device includes a flexible substrate with low thermal mass for rapidly assimilating temperature...
05/07/1996
5079627Videophone
The present invention, the Videophone, is a compact audio/video device that is capable of both sending and receiving audio and visual signals, and is designed to be compatible with standard telephone equipment. The Videophone includes a modified speakerph...
01/07/1992
5068739Method to image transparent media utilizing integrated scanning
An electro-optical technique for the efficient scanning of many different forms of transparent media. The method utilizes synchronous closed loop scanning (integrated scanning). The subject is illuminated with a predetermined light source level. The sourc...
11/26/1991
5047870Image reproduction system utilizing single operation scanning/reproducing
A scanning imaging system in which the viewing and reproduction functions are integrated into a single scanning head. The scanning system is economical in terms of cost and function, and is useful in many applications such as modem, photocopier and even p...
09/10/1991
 
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