Average Co-Inventor Count = 4.57
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. Sanyo Electric Co., Ltd. (7 from 8,780 patents)
7 patents:
1. 6647364 - Hypertext markup language document translating machine
2. 5845248 - Apparatus for reading out textual information with synthesized speech,
3. 5842167 - Speech synthesis apparatus with output editing
4. 5834670 - Karaoke apparatus, speech reproducing apparatus, and recorded medium
5. 5752228 - Speech synthesis apparatus and read out time calculating apparatus to
6. 5301227 - Automatic dial telephone
7. 4720864 - Speech recognition apparatus