- US Patent 7,177,795, Feb. 13, 2007, Chen et al., Method and apparatus for semantic unit based automatic indexing and searching in data archive systems.
- US Patent 6,510,410, Jan 21, 2003, Chen et al., Method and apparatus for recognizing tone languages using pitch information.
- US Patent 6,185,529, Feb 6, 2001, Chen et al., Speech recognition aided by lateral profile image.
- US Patent 6,073,146, June 6, 2000, Chen, System and method for processing Chinese language text.
- US Patent 6,067,514, May 23, 2000, Chen, Method for automatically punctuating a speech utterance in a continuous speech recognition system.
- US Patent 6,035,271, Mar 7, 2000, Chen, Statistical methods and apparatus for pitch extraction in speech recognition, synthesis and regeneration.
- US Patent 6,014,615, Jan 11, 2000, Chen, System and method for processing morphological and syntactical analyses of inputted Chinese language phrases.
- US Patent 5,893,133, Apr 6, 1999, Chen, Keyboard for a system and method for processing Chinese language text.
- US Patent 5,864,805, Jan 26, 1999, Chen et al., Method and apparatus for error correction in a continuous dictation system.
- US Patent 5,806,021, Sep 8, 1998, Chen et al, Automatic segmentation of continuous text using statistical approaches.
- US Patent 5,764,223, Jun 9, 1998, Chang and Chen, Touch-screen input device using the monitor as a light source operating at an intermediate frequency.
- US Patent 5,751,905, May 12, 1998, Chen, Statistical acoustic processing method and apparatus for speech recognition using a toned phoneme system.
- US Patent 5,145,547, Sep 8, 1992, Chen, Method for self-induced repair of circuit shorts and near-shorts.
- US Patent 5,141,602, Aug 25, 1992, Chen et al., High-productivity method and apparatus for making customized interconnections.
- US Patent 5,022,955, Jun 11, 1991, Chen, Apparatus and method for self-induced repair of circuit shorts and near-shorts.
- US Patent 5,024,725, Jun 19, 1991, Chen, Methods for self-induced repair of circuit shorts.
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- US Patent 4,919,971, Apr 24, 1990, Chen, Self-induced repairing of conducting lines.