Average Co-Inventor Count = 3.13
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. Sanyo Electric Co., Ltd. (4 from 8,782 patents)
4 patents:
1. 6819455 - Image transmission apparatus
2. 6501569 - Image transmission apparatus
3. 5933783 - Portable terminal
4. 4882630 - Printing apparatus and facsimile equipment