Average Co-Inventor Count = 3.00
ph-index = 2
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. Fujitsu Corporation (3 from 39,245 patents)
3 patents:
1. 6804817 - Information-object designation system
2. 6374218 - Speech recognition system which displays a subject for recognizing an inputted voice
3. 6298325 - Speech recognition system for sequence data