Average Co-Inventor Count = 4.00
ph-index = 4
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. (4 from 8,780 patents)
4 patents:
1. 6691279 - Document preparation method and machine translation device
2. 6647364 - Hypertext markup language document translating machine
3. 5845248 - Apparatus for reading out textual information with synthesized speech,
4. 5752228 - Speech synthesis apparatus and read out time calculating apparatus to