Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Inventor: Chen; David T. Address: Los Gatos, CA No. of patents: 1 Patents: Patent Number Title Of Patent Date Issued 5412660 ISDN-to-ISDN communication via satellite microwave radio frequency communications link May 2, 1995 An embodiment of the present invention includes a plurality of portable satellite terminals (PSTs) and a network control unit (NCU) in mutual communication by a communications satellite. Integrated services digital network (ISDN) basic rate interfaces (BRI) are provided at each PST and       Recently Added Patents Surgical drill guide Cosmetic station Antenna circuit, IC inlet and IC tag Sacrificial cathode target for sputtering cathode assembly One-piece barrel assembly cart Highlevel active pen matrix Energy converter, flag type energy converter   Randomly Featured Patents Machine for automated boxing of soft stacked items Nuclear magnetic resonance apparatus with a gradient shielding configuration having reduced coupling to the resonator system Method and signal processing device for converting stereo signals for headphone listening Method of preparing 2,6-di-tert.butylphenol Fluid pressure pulsed rebalanced accelerometer System and process for forming thin flat hot rolled steel strip Cysteine derivatives Headset for camera Bearing support Electric guitar string tension adjustment structure © 2006. PatentGenius. All Rights Reserved.