Average Co-Inventor Count = 3.27
ph-index = 6
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Other (4 from 832,680 patents)
2. Sony Corporation (1 from 58,129 patents)
3. Sony Electronics Inc (1 from 2,335 patents)
4. Fountainhead Technologies, Inc. (1 from 22 patents)
6 patents:
1. 6990312 - Method and system for interactive digital radio broadcasting and music distribution
2. 6690391 - Modal display, smooth scroll graphic user interface and remote command device suitable for efficient navigation and selection of dynamic data/options presented within an audio/visual system
3. 6421305 - Personal music device with a graphical display for contextual information
4. 6407750 - Broadcast and recorded music management system particularly for use in automobile
5. 6243328 - Modular media storage system and integrated player unit and method for accessing additional external information
6. D385946 - Water purifier