Average Co-Inventor Count = 3.64
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. (2 from 8,780 patents)
2. Sanyo Electric., Ltd. (1 from 11 patents)
3 patents:
1. 7751703 - Electronic device
2. 5661567 - Complex recording apparatus having analog copying function and a digital
3. 5327207 - Copy machine having plural trays each tray capable of storing two